{"title":"Timber Drive Structural Screw Fastening System","description":"","products":[{"product_id":"14-x-4-simpson-bugle-head-wood-decking-screws-square-drive-305-ss-5-lbs-pack-130","title":"Simpson #14 x 4\" Strong-Drive DWP WOOD Screw Flat Head, 305 Stainless Steel","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive DWP Wood Screw - #14 x 4\", Flat Head, Type 305 Stainless Steel\u003c\/strong\u003e is a load-rated structural fastener engineered for deck, dock, boardwalk, and general exterior applications where dependable corrosion protection and verified load performance are essential. Built from Type 305 stainless steel with a sharp point and unique box-thread design, this screw drives cleanly into wood, engineered wood, and polymer materials while delivering tested resistance to shear, pull-through, and withdrawal forces - making it a trusted choice for exterior connections exposed to high or severe corrosion environments near water.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 305 Stainless Steel material\u003c\/strong\u003e - provides extra corrosion protection for exterior structural applications near water, docks, and decks where standard coatings fall short\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnique box-thread design with raised-ridge technology\u003c\/strong\u003e - greatly reduces driving torque so you can drive more fasteners on a single battery charge, improving efficiency on large projects\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSpecially designed sharp point\u003c\/strong\u003e - penetrates hard wood products and engineered wood with ease, reducing splitting and the need for pre-drilling\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT27 6-lobe drive\u003c\/strong\u003e - delivers a secure bit fit that minimizes cam-out, resulting in easier driving and extended bit life on the job\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFlat head profile\u003c\/strong\u003e - sits flush with or below the surface for a clean, professional finish on decking and dock boards\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eICC-ES AC233 tested and load rated\u003c\/strong\u003e - verified for shear, pull-through, and withdrawal resistance so you can specify these fasteners with confidence in structural applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCompatible with wood, engineered wood, and polymer materials\u003c\/strong\u003e - versatile across deck and dock framing applications without switching fastener types\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for high-corrosion environments\u003c\/strong\u003e - Type 305 stainless steel construction makes this screw a reliable choice for docks, boardwalks, and coastal decking where moisture and corrosive conditions would degrade standard zinc-coated fasteners\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStructurally verified, not just functional\u003c\/strong\u003e - tested to ICC-ES acceptance criteria AC233, this fastener carries published load ratings for shear, pull-through, and withdrawal, giving builders and inspectors the documentation they need\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFaster installation without sacrificing holding power\u003c\/strong\u003e - the box-thread geometry reduces the torque needed to drive each screw, which means less battery drain and less installer fatigue on large deck or dock projects\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEngineered for exterior structural connections\u003c\/strong\u003e - from outdoor deck framing to marine dock construction, the combination of sharp point, flat head, and stainless steel material addresses the demands of exterior load-bearing fastening in a single screw\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #14\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Flat Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.460 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T27 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 305 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 305 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApprox. Count Per Lb.:\u003c\/strong\u003e 26\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eS14400WP5:\u003c\/strong\u003e 5 Lb (130) - includes (1) T27 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS14400WPB:\u003c\/strong\u003e 700 Pk - includes (2) T27 6-lobe driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat applications is the Simpson Strong-Drive DWP Wood SS screw designed for?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw is designed for deck, dock, boardwalk, and general exterior structural connections where extra corrosion protection and load specifications are required - particularly in areas near water or where the fasteners will be exposed to high or severe corrosion conditions.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw structurally rated, and what does that mean?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive DWP Wood SS screw has been tested in accordance with ICC-ES acceptance criteria AC233 and carries published load ratings for shear, pull-through, and withdrawal resistance. This means the fastener can be specified for exterior structural connections with verified performance data to support building inspections and engineering reviews.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive bit does the #14 x 4\" DWP Wood SS screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T27 6-lobe drive. The 6-lobe interface provides a secure bit engagement that reduces cam-out during driving and extends the service life of your driver bit.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhen should I choose Type 316 stainless steel instead of the Type 305 version?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 305 stainless steel offers strong corrosion resistance for most exterior and high-moisture applications including docks and decks near water. For seaside or marine environments with direct saltwater exposure, upgrading to a Type 316 stainless steel version is recommended for an additional level of corrosion protection.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"5 Lb (130)","offer_id":45668431397094,"sku":"S14400WP5","price":139.7,"currency_code":"USD","in_stock":true},{"title":"700 Pk","offer_id":46753143029990,"sku":"S14400WPB","price":667.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/Strong-Drive_DWP_WOOD_SS_Screw_Flat-Head.jpg?v=1741658105"},{"product_id":"simpson-strong-tie-sds25300-3-structural-wood-screw-int-ext-950ct","title":"Simpson 1\/4 x 3 Strong-Drive SDS Heavy-Duty Connector Screw SDS25300","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDS Heavy-Duty Connector Screw - 1\/4 in. x 3 in.\u003c\/strong\u003e by Simpson Strong-Tie is a high-strength structural fastener engineered for demanding connector installations, wood-to-wood assemblies, and engineered wood applications. The 0.235 in. shank diameter screw features a corrosion-resistant double-barrier coating and a Type-17 point that eliminates the need for predrilling, making it a reliable choice for structural framing, joist hanger installation, post cap fastening, and other heavy-duty connector work. Designed to deliver consistent performance in structural applications where fastener integrity and ease of installation both matter, this hex-head screw has been extensively tested across a wide range of connector and wood applications.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType-17 point for no-predrilling installation\u003c\/strong\u003e - drives cleanly into wood and engineered lumber without requiring pilot holes, saving time and reducing steps on the job site.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-barrier corrosion-resistant coating\u003c\/strong\u003e - provides enhanced protection against moisture and corrosion, making it well-suited for outdoor connector applications and treated lumber environments.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\/8 in. hex head drive type\u003c\/strong\u003e - works with a standard 3\/8 in. hex driver and a low-speed 1\/2 in. drill, allowing for efficient high-torque driving without cam-out or stripped fasteners.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated threads at 10 TPI\u003c\/strong\u003e - grip aggressively into wood and engineered wood, producing strong withdrawal resistance that keeps connectors locked firmly in place.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2 in. thread length on a 3 in. overall fastener\u003c\/strong\u003e - optimizes thread engagement depth for the connector and wood thickness combinations most commonly encountered in structural work.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex head design with structural-grade shank\u003c\/strong\u003e - provides a solid bearing surface for the driver and transfers load efficiently through the connector into the structural member below.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eNo predrilling required thanks to the Type-17 point - eliminates an entire installation step when fastening Simpson Strong-Tie connectors, joist hangers, post caps, and similar hardware to wood framing.\u003c\/li\u003e\n \u003cli\u003eThe double-barrier coating goes beyond basic galvanizing, offering a higher level of corrosion resistance for structural connector fasteners exposed to outdoor conditions or pressure-treated lumber.\u003c\/li\u003e\n \u003cli\u003eSerrated threads combined with a 10 TPI thread pattern create strong mechanical engagement in both solid wood and engineered wood products, reducing the risk of fastener loosening under load.\u003c\/li\u003e\n \u003cli\u003eExtensively tested in connector and wood-to-wood applications - this screw is purpose-built to work with Simpson Strong-Tie connector hardware, so installers can be confident in the fastener-to-connector compatibility.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.235 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 3\/8 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25300-R25:\u003c\/strong\u003e 25 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25300MB:\u003c\/strong\u003e 150 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25300:\u003c\/strong\u003e 950 Pk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Simpson Strong-Tie Connectors\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eInstall With\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eA low-speed 1\/2 in. drill with a 3\/8 in. hex driver is the recommended tool for installation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Type-17 point is specifically designed to enable easy driving into wood and engineered wood without any predrilling, streamlining the installation process for connector and structural applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is recommended for installing these heavy-duty connector screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eA low-speed 1\/2 in. drill paired with a 3\/8 in. hex driver is the recommended tool for installation, matching the 3\/8 in. hex head on the screw.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of coating does this screw have, and why does it matter?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw features a double-barrier coating, which provides corrosion resistance beyond standard single-layer finishes. This makes the screw suitable for outdoor structural connector installations and applications involving treated lumber where moisture exposure is a concern.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used with engineered wood products?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson Strong-Drive SDS Heavy-Duty Connector Screw is designed and tested for use in wood-to-wood and engineered wood applications, in addition to fastening Simpson Strong-Tie connectors directly to structural members.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The image displayed is a generic representation of the type of product. Product dimensions and\/or thread length may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"25 Pk","offer_id":45591472275686,"sku":"SDS25300-R25","price":16.4,"currency_code":"USD","in_stock":true},{"title":"150 Pk","offer_id":46753258012902,"sku":"SDS25300MB","price":77.28,"currency_code":"USD","in_stock":true},{"title":"950 Pk","offer_id":46753258045670,"sku":"SDS25300","price":381.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_SDS25300_ProdPho_Pho_Prod_SDSHeavy-DutyConnector-Type-17_C0_63e547b5-0846-4326-8d18-1717249ccc11.jpg?v=1741658088"},{"product_id":"simpson-strong-tie-sds25300ss-r25-3-stainless-structural-wood-screw-25ct","title":"Simpson 1\/4\" x 3\" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDS Heavy-Duty Connector Screw - 1\/4 in. x 3 in., Type 316 Stainless Steel\u003c\/strong\u003e is a high-strength structural fastener engineered for demanding connector installations, wood-to-wood assemblies, and engineered wood applications. Built from Type 316 stainless steel, this hex-head screw delivers exceptional corrosion resistance in high-exposure environments - including saltwater, coastal, and chemically aggressive conditions - making it a reliable choice wherever maximum durability is required. The Type-17 point and serrated thread design allow for fast, split-free installation with no predrilling needed, saving time and reducing jobsite complexity.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel Construction\u003c\/strong\u003e - provides superior resistance to corrosion, oxidation, and chemical exposure, making this screw suitable for high-exposure and outdoor structural applications where standard fasteners would fail prematurely.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo-Predrill Required\u003c\/strong\u003e - the Type-17 point pierces wood cleanly on contact, eliminating the need for a pilot hole and dramatically speeding up installation across connector and wood-to-wood applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated Thread Design at 10 TPI with 2 in. Thread Length\u003c\/strong\u003e - aggressive serrations grip wood fibers securely and reduce the torque needed to drive the screw, cutting installation effort while maximizing holding strength.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\/8 in. Hex Head Drive\u003c\/strong\u003e - compatible with a standard 3\/8 in. hex driver bit, enabling fast, consistent drive without cam-out or stripping.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.235 in. Shank Diameter\u003c\/strong\u003e - a robust shank cross-section delivers the shear and withdrawal values required for structural connector fastening without overloading the surrounding wood fibers.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExtensively Tested Performance\u003c\/strong\u003e - has been rigorously evaluated in multiple application scenarios, giving engineers and contractors confidence in load capacities and code-compliance for structural installations.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned for Simpson Strong-Tie Stainless-Steel Connectors\u003c\/strong\u003e - matched specifically to fasten stainless-steel Simpson connector products, ensuring galvanic compatibility and maintaining the integrity of the full connector system.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaximum Corrosion Resistance for Harsh Environments\u003c\/strong\u003e - Type 316 stainless steel is specifically chosen for higher-exposure settings such as coastal, marine, and chemically active environments where standard carbon-steel or zinc-coated fasteners corrode and lose structural integrity over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFaster Installation Without Predrilling\u003c\/strong\u003e - the Type-17 point and serrated threads mean installers can drive directly into wood or engineered lumber, eliminating a separate drilling step and reducing overall labor time on connector-heavy projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePurpose-Built for Stainless Simpson Connector Systems\u003c\/strong\u003e - pairing this screw with stainless-steel Simpson Strong-Tie hardware avoids dissimilar-metal corrosion (galvanic reaction), protecting the long-term performance of the entire structural connection.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStructural Confidence Backed by Extensive Testing\u003c\/strong\u003e - this screw has been tested across a wide range of applications, providing installers and specifying engineers with documented performance data for wood-to-wood, engineered wood, and connector fastening scenarios.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.235 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 3\/8 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25300SS-R25:\u003c\/strong\u003e 25 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25300SS:\u003c\/strong\u003e 950 Pk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Simpson Strong-Tie Connectors\u003c\/li\u003e\n \u003cli\u003eWood-to-wood structural connections\u003c\/li\u003e\n \u003cli\u003eEngineered wood product installations\u003c\/li\u003e\n \u003cli\u003eHigh-exposure and corrosive environment fastening where maximum corrosion resistance is required\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eInstall With\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eA low-speed 1\/2-in. drill with a 3\/8-in. hex driver is the recommended tool for installation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Type-17 point is designed to pierce wood without a pilot hole, allowing direct installation into solid wood, engineered wood, and connector applications without any predrilling step.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 stainless steel specified for this screw rather than standard stainless?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel offers higher corrosion resistance than standard stainless grades, making it appropriate for higher-exposure environments where maximum corrosion resistance is required - such as coastal, marine, or chemically active jobsites.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool should be used to drive this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eA low-speed 1\/2-in. drill with a 3\/8-in. hex driver is the recommended tool for installation, which matches the 3\/8 in. hex head on this screw.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw compatible with stainless-steel Simpson Strong-Tie connector hardware?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. This screw is specifically designed for fastening Simpson Strong-Tie stainless-steel products. Using matching stainless fasteners with stainless connectors helps prevent galvanic corrosion and maintains the long-term structural performance of the connection.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The image displayed is a generic representation of the type of product. Product dimensions and\/or thread length may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"25 Pk","offer_id":45591472373990,"sku":"SDS25300SS-R25","price":51.19,"currency_code":"USD","in_stock":true},{"title":"950 Pk","offer_id":46753258111206,"sku":"SDS25300SS","price":1308.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_SDS25300SS-R25_ProdPho_RI_Prod_SDS-HeavyDutyConnectorScrew-316StainlessSteel_C0_c273624f-eeb2-4ae4-91bc-490946349115.jpg?v=1741658087"},{"product_id":"simpson-strong-tie-sds25312-r10-1-4-x-3-1-2-hex-head-wood-screw-10-per-package","title":"Simpson 1\/4\" x 3-1\/2\" Strong-Drive SDS Heavy-Duty Connector Screw SDS25312","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDS Heavy-Duty Connector Screw in 1\/4 in. diameter x 3-1\/2 in. length\u003c\/strong\u003e is a high-strength structural fastener engineered by Simpson Strong-Tie for demanding connector installations, wood-to-wood assemblies, and engineered wood applications. Featuring a corrosion-resistant double-barrier coating and a no-predrill Type-17 point, this hex-head screw delivers reliable performance in structural framing, hardware attachment, and engineered lumber connections - making it a go-to choice for contractors and builders who need a strong, code-tested fastening solution.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType-17 Point\u003c\/strong\u003e - enables easy, no-predrill installation, saving labor time and reducing the risk of wood splitting during driving\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\/8 in. Hex Head\u003c\/strong\u003e - drives with a standard hex driver bit for fast, torque-efficient installation with a low-speed drill\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion resistance that protects fastener integrity in demanding structural environments and helps extend service life\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated Threads at 10 TPI\u003c\/strong\u003e - grip wood fibers aggressively for a secure, high-strength hold in solid wood and engineered wood products\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2-1\/4 in. Thread Length on a 3-1\/2 in. Shank\u003c\/strong\u003e - optimized thread-to-shank ratio delivers reliable pull-through and shear resistance in connector applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.235 in. Shank Diameter\u003c\/strong\u003e - sized for high structural load capacity while fitting standard connector hole patterns without predrilling\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExtensively Tested Design\u003c\/strong\u003e - validated across a wide range of connector and wood-to-wood applications, supporting confidence in structural performance\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eNo predrilling required - the Type-17 point drives cleanly into wood and engineered lumber, eliminating a full step from the installation process and keeping your workflow moving on framing and connector jobs\u003c\/li\u003e\n \u003cli\u003ePurpose-built for Simpson Strong-Tie connector installations - the screw geometry and shank diameter are engineered to align with connector hole patterns, ensuring tested structural performance when used with Simpson hardware\u003c\/li\u003e\n \u003cli\u003eThe double-barrier coating delivers corrosion resistance that matters in structural applications where fastener degradation would compromise the integrity of the connected assembly over time\u003c\/li\u003e\n \u003cli\u003eVersatile enough for wood-to-wood and engineered wood applications - one screw type that performs across multiple structural fastening scenarios on the job site, reducing the need to carry multiple fastener types\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3-1\/2 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.235 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2-1\/4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 3\/8 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312-R10:\u003c\/strong\u003e 10 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312-R25L:\u003c\/strong\u003e 25 Pk - includes (1) 3\/8-in. hex-driver bit included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312MB:\u003c\/strong\u003e 125 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312:\u003c\/strong\u003e 900 Pk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Simpson Strong-Tie Connectors\u003c\/li\u003e\n \u003cli\u003eWood-to-wood structural connections\u003c\/li\u003e\n \u003cli\u003eEngineered wood product fastening\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eInstall With\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eA low-speed 1\/2 in. drill with a 3\/8 in. hex driver is the recommended tool for installation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo predrilling is required. The Type-17 point is specifically designed for easy driving directly into wood and engineered wood products without a pilot hole, which speeds up the installation process and simplifies connector attachment work.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is recommended for driving this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eA low-speed 1\/2 in. drill fitted with a 3\/8 in. hex driver is the recommended installation tool, matching the 3\/8 in. hex head design of this screw.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat is the coating on this screw and why does it matter?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw features a double-barrier coating, which provides corrosion resistance to help maintain fastener integrity in structural applications. The coating is applied to support the long-term durability of the connection in demanding conditions.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used with engineered wood products?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. This screw is designed and tested for use in wood-to-wood connections as well as engineered wood applications, in addition to its primary use in fastening Simpson Strong-Tie connectors. The serrated threads and 10 TPI thread pattern help ensure a strong mechanical grip across these material types.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The image displayed is a generic representation of the type of product. Product dimensions and\/or thread length may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45591472439526,"sku":"SDS25312-R10","price":10.46,"currency_code":"USD","in_stock":true},{"title":"25 Pk","offer_id":46753258143974,"sku":"SDS25312-R25L","price":26.96,"currency_code":"USD","in_stock":true},{"title":"125 Pk","offer_id":46753258176742,"sku":"SDS25312MB","price":74.51,"currency_code":"USD","in_stock":true},{"title":"900 Pk","offer_id":46753258209510,"sku":"SDS25312","price":424.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_SDS25312_ProdPho_Pho_Prod_SDSHeavy-DutyConnector-Type-17_C0_8d8586e7-e078-4a96-a774-d65524408a7d.jpg?v=1741658086"},{"product_id":"simpson-strong-tie-sds25412-r10-1-4-x-4-1-2-hex-head-wood-screw-10-per-package","title":"Simpson 1\/4\" x 4-1\/2\" Strong-Drive SDS Heavy-Duty Connector Screw SDS25412","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDS Heavy-Duty Connector Screw - 1\/4 in. x 4-1\/2 in.\u003c\/strong\u003e from Simpson Strong-Tie is a high-strength structural fastener engineered for demanding connector installations, wood-to-wood assemblies, and engineered wood applications. The 0.235 in. shank diameter and serrated thread design deliver a secure, high-load connection in structural lumber, LVL, and other engineered wood products - making it a go-to choice for contractors and builders who need a reliable structural screw without the hassle of predrilling. The corrosion-resistant double-barrier coating ensures long-term performance in exterior and treated-lumber environments.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType-17 Point\u003c\/strong\u003e - enables fast, no-predrill installation, saving labor time and simplifying connector fastening in the field\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion resistance for long-term durability in outdoor and pressure-treated lumber applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\/8 in. Hex Drive Head\u003c\/strong\u003e - works with standard hex driver bits and a low-speed 1\/2 in. drill for controlled, consistent driving torque\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated Threads with 10 TPI\u003c\/strong\u003e - thread geometry grips structural and engineered wood securely, resisting pull-out and maintaining connection integrity under load\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2-3\/4 in. Thread Length on a 4-1\/2 in. Screw\u003c\/strong\u003e - deep thread engagement into receiving members ensures maximum holding power in thick connector and wood-to-wood assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.235 in. Shank Diameter\u003c\/strong\u003e - optimized for high-strength structural performance while maintaining compatibility with Simpson Strong-Tie connector hole patterns\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExtensively Tested Design\u003c\/strong\u003e - backed by Simpson Strong-Tie's structural testing program, giving engineers and inspectors confidence in load-rated applications\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eNo predrilling required thanks to the Type-17 point - reduces installation steps and speeds up connector fastening on framing, post bases, hangers, and other structural connectors\u003c\/li\u003e\n \u003cli\u003eThe double-barrier coating provides corrosion resistance that makes this screw suitable for exterior framing and wood treated with modern preservatives, where standard fasteners can corrode prematurely\u003c\/li\u003e\n \u003cli\u003eDesigned specifically for Simpson Strong-Tie connector installations, ensuring proper fit, code-compliance confidence, and load-rated performance when used with matching connectors\u003c\/li\u003e\n \u003cli\u003eWorks in wood-to-wood and engineered wood applications - a single fastener solution for LVL beams, PSL columns, OSB, and dimensional lumber connections reduces the need to stock multiple fastener types\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4-1\/2 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.235 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2-3\/4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 3\/8 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish\/Coating:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25412-R10:\u003c\/strong\u003e 10 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25412MB:\u003c\/strong\u003e 100 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25412:\u003c\/strong\u003e 800 Pk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Simpson Strong-Tie Connectors\u003c\/li\u003e\n \u003cli\u003eWood-to-wood structural connections\u003c\/li\u003e\n \u003cli\u003eEngineered wood product assemblies\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eInstall With\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eA low-speed 1\/2 in. drill with a 3\/8 in. hex driver is the recommended tool for installation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Type-17 point is specifically designed to eliminate the need for predrilling, allowing the screw to self-start in structural lumber and engineered wood products. This makes installation faster and reduces the number of steps required on the job site.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat tool is recommended for driving these structural screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eSimpson Strong-Tie recommends using a low-speed 1\/2 in. drill fitted with a 3\/8 in. hex driver. The hex head drive type is compatible with standard hex driver bits, providing controlled torque and reducing the risk of cam-out during installation.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eAre these screws suitable for use with pressure-treated lumber or in exterior applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The double-barrier coating provides corrosion resistance, making these screws appropriate for use in outdoor settings and with pressure-treated lumber where moisture and chemical exposure can degrade standard fasteners over time.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used for engineered wood applications such as LVL or PSL?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson Strong-Drive SDS Heavy-Duty Connector Screw is designed for wood-to-wood and engineered wood applications in addition to connector installations. The serrated thread design and 0.235 in. shank diameter are suited for the dense fiber structure of engineered lumber products.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The image displayed is a generic representation of the type of product. Product dimensions and\/or thread length may differ from the picture. Please refer to the specifications listed above for exact product details.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45591472603366,"sku":"SDS25412-R10","price":13.2,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753258340582,"sku":"SDS25412MB","price":90.15,"currency_code":"USD","in_stock":true},{"title":"800 Pk","offer_id":46753258373350,"sku":"SDS25412","price":563.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_SDS25412_ProdPho_Pho_Prod_SDSHeavy-DutyConnector-Type-17_C0_748e6394-0208-4cc1-9548-c1edf0786a5c.jpg?v=1741658085"},{"product_id":"simpson-strong-tie-sds25312ss-rp5-1-4-x-3-1-2-stainless-structural-screw-5ct","title":"Simpson 1\/4\" x 3-1\/2\" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDS Heavy-Duty Connector Screw in 1\/4 in. diameter by 3-1\/2 in. length\u003c\/strong\u003e is a high-strength structural fastener engineered for demanding connector installations, wood-to-wood assemblies, and engineered wood applications. Fabricated from Type 316 stainless steel, this screw delivers maximum corrosion resistance in higher-exposure environments such as coastal, marine, and chemically aggressive settings - making it a reliable choice wherever standard carbon-steel fasteners would be at risk. With no predrilling required, it streamlines installation and reduces labor time on structural connector work.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel construction\u003c\/strong\u003e - provides superior corrosion resistance in harsh, high-moisture, and salt-air environments where standard coated screws are inadequate, ensuring long-term structural integrity\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eType-17 point\u003c\/strong\u003e - enables fast, no-predrill installation by cutting through wood fiber cleanly, reducing split risk and saving time on every fastening task\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated threads with 10 TPI\u003c\/strong\u003e - bite aggressively into wood and engineered lumber for a secure, vibration-resistant hold that maintains clamping force over time\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\/8 in. hex head with 0.235 in. shank diameter\u003c\/strong\u003e - compatible with standard hex drivers for quick tool engagement and consistent torque delivery during installation\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2-1\/4 in. thread length\u003c\/strong\u003e - provides substantial thread engagement into the base material, maximizing withdrawal resistance in structural connector applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExtensively tested design\u003c\/strong\u003e - has been verified across a wide range of connector and structural wood applications, giving installers confidence in code-compliance and load performance\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eMatched to Simpson Strong-Tie stainless steel connectors\u003c\/strong\u003e - designed specifically to fasten Simpson Strong-Tie stainless steel hardware, ensuring galvanic compatibility and eliminating the accelerated corrosion that can occur when mismatched metals are used together in high-exposure conditions\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - the Type-17 point allows direct installation into wood and engineered wood without pre-boring, cutting steps from the job and reducing the chance of misalignment between pilot hole and connector hole patterns\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for high-exposure environments\u003c\/strong\u003e - Type 316 stainless steel is appropriate where maximum corrosion resistance is required, such as coastal construction, pressure-treated lumber contact, and applications exposed to chemicals or persistent moisture\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSame proven installation feel as standard SDS screws\u003c\/strong\u003e - offers the same easy-driving, split-reducing performance as the standard SDS line, so crews already familiar with SDS fastening require no adjustment in technique or tooling\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3-1\/2 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.235 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 3\/8 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2-1\/4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312SS-RP5:\u003c\/strong\u003e 5 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312SS-R25:\u003c\/strong\u003e 25 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312SS-R25L:\u003c\/strong\u003e 25 Pk (L) - includes (1) 3\/8-in. hex-driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25312SS:\u003c\/strong\u003e 900 Pk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Simpson Strong-Tie Connectors\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eInstall With\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eA low-speed 1\/2-in. drill with a 3\/8-in. hex driver is the recommended tool for installation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy use Type 316 stainless steel screws instead of standard coated SDS screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel screws are intended for higher-exposure environments where maximum corrosion resistance is required - such as coastal or marine settings, applications with persistent moisture exposure, or where chemical contact is a concern. Standard coated screws may not provide sufficient protection in these conditions, whereas Type 316 stainless steel maintains structural performance long-term.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo predrilling is required. The Type-17 point is specifically designed to drive directly into wood and engineered wood substrates without a pilot hole, reducing installation time and the risk of misalignment when fastening connectors.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is recommended for installing these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eA low-speed 1\/2-in. drill with a 3\/8-in. hex driver is the recommended installation tool. The 3\/8-in. hex head on the screw is sized to engage this driver directly for consistent torque and controlled installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws compatible with engineered wood products as well as dimensional lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive SDS Heavy-Duty Connector Screw is designed for both wood-to-wood and engineered wood applications, in addition to connector installations. The serrated thread design and Type-17 point work together to drive securely into a range of structural wood materials without splitting.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The image displayed is a generic representation of the type of product. Product dimensions and\/or thread length may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"5 Pk","offer_id":43736042078438,"sku":"SDS25312SS-RP5","price":20.92,"currency_code":"USD","in_stock":true},{"title":"25 Pk","offer_id":46753258242278,"sku":"SDS25312SS-R25","price":56.94,"currency_code":"USD","in_stock":true},{"title":"25 Pk (L)","offer_id":46753258275046,"sku":"SDS25312SS-R25L","price":56.94,"currency_code":"USD","in_stock":true},{"title":"900 Pk","offer_id":46753258307814,"sku":"SDS25312SS","price":1373.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_SDS25312_ProdPho_Pho_Prod_SDSHeavy-DutyConnector-Type-17_C0_3f2911dd-5ea3-4c13-832d-92b3b0a027ac.jpg?v=1741658084"},{"product_id":"simpson-strong-tie-sds25500-r10-1-4-x-5-structural-lag-screw-10ct","title":"Simpson 1\/4\" x 5\" Strong-Drive SDS Heavy-Duty Connector Screw SDS25500","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDS Heavy-Duty Connector Screw\u003c\/strong\u003e from Simpson Strong-Tie is a 1\/4 in.-diameter high-strength structural screw engineered for reliable performance in connector installations, wood-to-wood assemblies, and engineered wood applications. Featuring a corrosion-resistant double-barrier coating and a no-predrill Type-17 point, this hex head structural screw simplifies installation while delivering the holding strength required for demanding construction and framing projects. Whether fastening Simpson Strong-Tie connectors or securing engineered lumber, this heavy-duty screw is built to perform where structural integrity matters most.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType-17 Point\u003c\/strong\u003e - enables easy driving with no predrilling required, saving time and reducing labor on connector and structural wood installations\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion resistance to protect fastener integrity in demanding environments and extend long-term service life\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\/8 in. Hex Head Drive\u003c\/strong\u003e - compatible with standard hex drivers and low-speed drills, allowing fast, controlled installation without specialty tools\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated Threads at 10 TPI\u003c\/strong\u003e - grip wood fibers aggressively for strong, reliable holding power in structural and connector applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.235 in. Shank Diameter with 2-3\/4 in. Thread Length\u003c\/strong\u003e - optimized thread engagement delivers consistent pull-through resistance in both solid and engineered wood substrates\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5 in. Overall Length\u003c\/strong\u003e - provides sufficient embedment depth for heavy-duty connector fastening and wood-to-wood structural connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExtensively Tested\u003c\/strong\u003e - has undergone rigorous application testing, giving builders and contractors confidence in code-compliant structural performance\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eNo predrilling is required thanks to the Type-17 point, which means faster installation and fewer steps when fastening connectors or assembling structural wood members on the job site.\u003c\/li\u003e\n \u003cli\u003eThe double-barrier coating protects against corrosion over time, making this screw a sound choice for structural connections where fastener longevity and coating durability are critical.\u003c\/li\u003e\n \u003cli\u003eSerrated threads combined with a 10 TPI thread pattern bite firmly into wood and engineered lumber, reducing the risk of loosening and ensuring secure, lasting connections in high-load applications.\u003c\/li\u003e\n \u003cli\u003eDesigned specifically for use with Simpson Strong-Tie connectors, this screw is a purpose-built solution that matches the engineering standards these connectors are tested to - removing guesswork from fastener selection.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.235\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 5\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 2 3\/4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 3\/8 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25500-R10:\u003c\/strong\u003e 10 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25500-R25L:\u003c\/strong\u003e 25 Pk - includes (1) 3\/8-in. hex-driver bit included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25500MB:\u003c\/strong\u003e 100 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25500:\u003c\/strong\u003e 500 Pk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Simpson Strong-Tie Connectors\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eInstall With\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eA low-speed 1\/2 in. drill with a 3\/8 in. hex driver is the recommended tool for installation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Type-17 point is specifically designed for easy driving without any predrilling, streamlining installation in both solid wood and engineered wood applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is recommended for driving the SDS Heavy-Duty Connector Screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eA low-speed 1\/2 in. drill fitted with a 3\/8 in. hex driver is the recommended installation tool, providing the controlled torque needed for proper seating without overdriving.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of coating does this screw have, and why does it matter?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw features a double-barrier coating that provides corrosion resistance, helping to protect the fastener's structural integrity and extend its service life in connector and structural wood applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for engineered wood products?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson Strong-Drive SDS Heavy-Duty Connector Screw has been extensively tested in wood-to-wood and engineered wood applications in addition to connector installations, making it appropriate for a range of structural building assemblies.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The image displayed is a generic representation of the type of product. Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45591472701670,"sku":"SDS25500-R10","price":17.7,"currency_code":"USD","in_stock":true},{"title":"25 Pk","offer_id":46753258406118,"sku":"SDS25500-R25L","price":43.54,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753258438886,"sku":"SDS25500MB","price":110.97,"currency_code":"USD","in_stock":true},{"title":"500 Pk","offer_id":46753258471654,"sku":"SDS25500","price":428.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_SDS25500_ProdPho_Pho_Prod_SDSHeavy-DutyConnector-Type-17_C0_f379f7f5-0c48-44d2-b766-2adfbe1a7bd5.jpg?v=1741658082"},{"product_id":"simpson-strong-tie-sds25600-r10-6-structural-wood-screw-int-ext-10ct","title":"Simpson 1\/4\" x 6\" Strong-Drive SDS Heavy-Duty Connector Screw SDS25600","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDS Heavy-Duty Connector Screw - 1\/4 in. x 6 in.\u003c\/strong\u003e by Simpson Strong-Tie is a high-strength structural fastener engineered for demanding connector installations, wood-to-wood assemblies, and engineered wood applications. The 1\/4 in. diameter design with serrated threads and a corrosion-resistant double-barrier coating delivers reliable, long-lasting performance in structural framing projects where strength and ease of installation are both priorities. With no predrilling required, this heavy-duty connector screw saves time on the job site while maintaining the structural integrity required for load-bearing connections.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType-17 Point\u003c\/strong\u003e - enables easy driving with no predrilling required, reducing installation time and eliminating the need for a separate drill step on structural connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion resistance that helps extend the service life of the fastener in demanding structural and outdoor applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\/8 in. Hex Head Drive\u003c\/strong\u003e - compatible with standard hex driver bits for fast, consistent installation using common jobsite tools\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated Threads at 10 TPI\u003c\/strong\u003e - grip into wood and engineered lumber securely, reducing the chance of fastener back-out once driven\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3-1\/4 in. Thread Length\u003c\/strong\u003e - delivers substantial thread engagement into the receiving material for strong, dependable pull-out resistance in structural connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.235 in. Shank Diameter\u003c\/strong\u003e - high-strength shank cross-section supports the load transfer demands of heavy-duty connector applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExtensively tested in multiple applications\u003c\/strong\u003e - backed by rigorous testing for use with Simpson Strong-Tie connectors, wood-to-wood, and engineered wood assemblies, giving installers confidence in structural performance\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eNo predrilling is needed thanks to the Type-17 point - ideal for contractors and builders who need to move quickly through structural connector installations without adding a separate boring step\u003c\/li\u003e\n \u003cli\u003eThe double-barrier coating makes this screw a practical choice for structural applications where moisture exposure and long-term corrosion resistance matter\u003c\/li\u003e\n \u003cli\u003eDesigned and tested specifically for Simpson Strong-Tie connector installations, this screw is a compatible, confidence-inspiring fastener choice when working with Simpson framing hardware\u003c\/li\u003e\n \u003cli\u003eThe serrated thread design combined with a 10 TPI pitch and 3-1\/4 in. thread engagement length ensures solid holding power in both solid lumber and engineered wood products\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 6 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.235 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 3-1\/4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 3\/8 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25600-R10:\u003c\/strong\u003e 10 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25600MB:\u003c\/strong\u003e 100 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS25600:\u003c\/strong\u003e 600 Pk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Simpson Strong-Tie Connectors\u003c\/li\u003e\n \u003cli\u003eWood-to-wood structural connections\u003c\/li\u003e\n \u003cli\u003eEngineered wood product assemblies\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eInstall With\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eA low-speed 1\/2 in. drill with a 3\/8 in. hex driver is the recommended tool for installation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Type-17 point is specifically designed to enable easy driving without any predrilling, making installation faster and more straightforward in connector and wood-to-wood applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is recommended for driving this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eA low-speed 1\/2 in. drill fitted with a 3\/8 in. hex driver is the recommended installation tool for this screw.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of coating does this screw have, and why does it matter?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw features a double-barrier coating that provides corrosion resistance, helping protect the fastener's structural integrity over time in demanding installation environments.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for engineered wood products?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson Strong-Drive SDS Heavy-Duty Connector Screw has been extensively tested for use in wood-to-wood connections as well as engineered wood applications, in addition to fastening Simpson Strong-Tie connectors.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The image displayed is a generic representation of the type of product. Product dimensions and\/or thread length may differ from the picture. Please refer to the specifications listed above for exact product details.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45591472832742,"sku":"SDS25600-R10","price":20.76,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753258504422,"sku":"SDS25600MB","price":128.81,"currency_code":"USD","in_stock":true},{"title":"600 Pk","offer_id":46753258537190,"sku":"SDS25600","price":637.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_SDS25600_ProdPho_Pho_Prod_SDSHeavy-DutyConnector-Type-17_C0_8ccdbb73-80a1-4686-8a45-f777cab966a2.jpg?v=1741658081"},{"product_id":"simpson-strong-tie-sdw22438-r50-4-3-8-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 4-3\/8\" Strong-Drive SDW TRUSS-PLY interior Wood Screw - E Coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW Truss-Ply 0.220 x 4-3\/8\" Wood Screw with E-coat Electrocoating\u003c\/strong\u003e is a high-strength structural fastener engineered specifically for joining multi-ply wood members such as plated trusses and solid-sawn lumber. Featuring a SawTooth point that cuts through wood fibers cleanly, this screw drives without predrilling - saving time and labor on demanding framing and truss assembly projects. The durable E-coat Electrocoating finish provides corrosion resistance suited for interior structural applications, making it a reliable choice wherever strong, permanent wood-to-wood connections are required.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Point\u003c\/strong\u003e - cuts into wood fiber aggressively for fast, self-starting installation with no predrilling required, reducing setup time on the job\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe Drive Type\u003c\/strong\u003e - provides superior bit engagement and reduces cam-out under high torque, giving installers better control and a cleaner drive\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow Profile Head (0.760 in. diameter)\u003c\/strong\u003e - sits flush or near-flush against the wood surface, minimizing interference with adjoining members in tight multi-ply assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.220 in. shank diameter\u003c\/strong\u003e - heavy-gauge shank delivers the shear strength needed to hold structural multi-ply connections securely under load\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e4-3\/8 in. total length with 1-3\/8 in. thread length\u003c\/strong\u003e - thread is positioned to engage the receiving member firmly while the smooth shank bridges the joint, pulling plies tightly together\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat Electrocoating finish\u003c\/strong\u003e - provides a uniform, corrosion-resistant coating over the entire fastener surface, extending service life in interior structural environments\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSingle-side installation design\u003c\/strong\u003e - multi-ply trusses and built-up lumber components can be fastened from one side only, eliminating the need to lift, flip, or reposition heavy assemblies\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned specifically for multi-ply truss and structural lumber connections - where a standard wood screw or nail would lack the shank diameter and thread engagement needed to meet structural demands\u003c\/li\u003e\n \u003cli\u003eThe SawTooth point and T40 6-Lobe drive work together to eliminate predrilling, making installation faster and reducing tool requirements on the job site\u003c\/li\u003e\n \u003cli\u003eOne-sided fastening capability means heavy built-up assemblies stay in place during installation - no flipping, no repositioning, and no added crew members needed just to turn a member over\u003c\/li\u003e\n \u003cli\u003eThe low profile head and precise 4-3\/8 in. length are engineered for truss-ply geometry, so the fastener performs its structural role without protruding or interfering with connector plates and adjoining components\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 4 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22438-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22438MB:\u003c\/strong\u003e 200 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22438:\u003c\/strong\u003e 600 Pk - includes two 6-lobe, T-40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth point is designed to start and drive into wood without any predrilling, which speeds up installation and reduces the tools needed on site.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive bit does this screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive, which requires a T40 Torx-style bit. The 6-lobe interface provides a secure connection between bit and fastener, reducing cam-out under the high torque needed for structural installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan this screw be installed from only one side of the assembly?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive SDW Truss-Ply screw is specifically designed for single-side installation, meaning both plies of a multi-ply truss or built-up member can be fastened without flipping or repositioning the assembly.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of coating does this screw have, and where is it intended to be used?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw features an E-coat Electrocoating finish, which applies a uniform corrosion-resistant layer over the entire fastener surface. It is intended for interior structural wood applications such as multi-ply truss assemblies and solid-sawn lumber connections.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614997864678,"sku":"SDW22438-R50","price":64.84,"currency_code":"USD","in_stock":true},{"title":"200 Pk","offer_id":46753258799334,"sku":"SDW22438MB","price":165.95,"currency_code":"USD","in_stock":true},{"title":"600 Pk","offer_id":46753258832102,"sku":"SDW22438","price":436.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/5d5873083b84874386b4d4b3cba66a346738c06b.jpg?v=1741658079"},{"product_id":"simpson-strong-tie-sdw22338-r50-3-3-8-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 3-3\/8\" Strong-Drive SDW EWP-PLY Interior Wood Screw, E-coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW EWP-Ply structural wood screw\u003c\/strong\u003e is a high-strength fastener engineered specifically for joining multi-ply wood members, including engineered wood products such as structural composite lumber (SCL) and solid sawn lumber. With a 0.220 in. shank diameter and 3-3\/8 in. length, this screw installs without predrilling, making it a practical choice for framers and structural contractors working with laminated engineered lumber assemblies. Its low-profile head and SawTooth point are purpose-built to reduce interference after installation and drive cleanly into dense wood fibers, while the E-coat electrocoating finish provides durable protection for interior structural applications. Code listed under IAPMO-UES ER-192, this screw meets 2015 and 2018 IRC and IBC requirements for common wood framing and engineered-wood applications.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - saves significant labor time during multi-ply engineered lumber assembly, allowing crews to drive fasteners directly without a separate drilling step\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth point\u003c\/strong\u003e - aggressively bites into engineered wood and solid sawn lumber on contact, reducing drive effort and minimizing wood splitting at entry\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow Profile Head (0.760 in. diameter)\u003c\/strong\u003e - sits nearly flush after installation, making it easier to stack and slide assembled girders and allowing finishes or structural connectors to install cleanly over the fastened surface\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe drive\u003c\/strong\u003e - provides high torque transfer with reduced cam-out risk, giving installers better control when driving into dense structural lumber\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat electrocoating finish\u003c\/strong\u003e - delivers a tough, uniform corrosion-resistant coating suited for interior structural wood framing environments\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOptimized 3-3\/8 in. length with 1-1\/2 in. thread length\u003c\/strong\u003e - engineered specifically for fastening 1-3\/4 in. engineered lumber members, ensuring proper thread engagement without over-penetration\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO-UES ER-192\u003c\/strong\u003e - meets 2015 and 2018 IRC and IBC code requirements, giving engineers and inspectors the documentation needed for structural approval\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned specifically for engineered wood multi-ply assemblies\u003c\/strong\u003e - unlike general-purpose wood screws, the SDW EWP-Ply is sized and threaded for 1-3\/4 in. engineered lumber such as SCL, meaning the thread engagement, head profile, and length are all optimized for this exact application rather than adapted from a different product category\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEliminates predrilling in structural connections\u003c\/strong\u003e - the SawTooth point allows direct installation into multi-ply wood members, reducing the number of tools and steps needed on the job site without compromising holding strength\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow-profile head simplifies post-installation work\u003c\/strong\u003e - the near-flush head reduces interference when stacking assembled girders or attaching structural connectors and finishes, cutting down on the fitting and grinding steps that raised heads can require\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBacked by recognized structural code listings\u003c\/strong\u003e - IAPMO-UES ER-192 code compliance under 2015 and 2018 IRC and IBC gives contractors and specifiers confidence that these fasteners will satisfy inspection requirements for engineered-wood framing applications\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3-3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1-1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22338-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22338MB:\u003c\/strong\u003e 250 Pk - includes one 6-lobe, T40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22338:\u003c\/strong\u003e 900 Pk - includes two 6-lobe, T40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eEngineered Wood - Multi-Ply Fastening\u003c\/li\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes the Simpson SDW EWP-Ply screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SDW EWP-Ply screw features a SawTooth point that allows direct installation into multi-ply wood members, including engineered wood products and solid sawn lumber, without any predrilling. This speeds up assembly and reduces the number of tools needed on site.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat type of drive bit does the SDW EWP-Ply screw use?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive. The 6-lobe geometry provides strong torque transfer and reduces cam-out during installation, which is especially useful when driving into dense engineered lumber assemblies.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat code listings apply to this screw, and which building codes does it satisfy?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Strong-Drive SDW EWP-Ply screw is code listed under IAPMO-UES ER-192 and meets requirements under the 2015 and 2018 International Residential Code (IRC) and International Building Code (IBC) for several common wood framing and engineered-wood applications. This code listing supports use in inspected structural assemblies.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhy does the SDW EWP-Ply screw have a low-profile head, and how does that help during installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe low-profile head with a 0.760 in. diameter is designed to sit nearly flush with the wood surface after installation. This reduces interference when stacking or sliding assembled girders and simplifies the installation of finishes or structural connectors over the fastened area, minimizing extra fitting or trimming steps.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614777008358,"sku":"SDW22338-R50","price":63.44,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753258733798,"sku":"SDW22338MB","price":201.82,"currency_code":"USD","in_stock":true},{"title":"900 Pk","offer_id":46753258766566,"sku":"SDW22338","price":668.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/F_SDW22338_ProdPho_Pho_Prod_SDW-EWP-PLY-Screw_C0.jpg?v=1741658078"},{"product_id":"simpson-strong-tie-sdw22300-r50-3-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 3\" Strong-Drive SDW TRUSS-PLY interior Wood Screw - E Coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW Truss-Ply structural wood screw (0.220\" shank x 3\" length)\u003c\/strong\u003e is a high-strength fastener engineered specifically for joining multi-ply wood members such as plated trusses and solid-sawn lumber. Featuring an E-coat electrocoating finish, a SawTooth point for tool-free installation, and a T40 6-Lobe drive, this interior structural screw delivers reliable clamping force in multi-ply framing assemblies - all from one side of the assembly, eliminating the need to lift or flip heavy trusses and beams. The SDW meets IRC and IBC code requirements for several common framing applications, making it a code-compliant choice for professional framers and structural contractors.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Point\u003c\/strong\u003e - drives into wood without predrilling, saving installation time and reducing labor on multi-ply truss and beam applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe Drive\u003c\/strong\u003e - provides high torque transfer with reduced cam-out risk, giving installers better control during structural fastening\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat Electrocoating Finish\u003c\/strong\u003e - interior-rated corrosion-resistant coating protects the screw during handling and installation in indoor structural assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow Profile Head (0.760\" diameter)\u003c\/strong\u003e - sits flush against wood members without excessive protrusion, supporting tight, clean multi-ply connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.220\" Shank Diameter\u003c\/strong\u003e - heavy-gauge shank delivers the structural shear and withdrawal capacity needed for engineered multi-ply framing\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\" Length with 1-3\/8\" Thread Length\u003c\/strong\u003e - optimized geometry engages the receiving ply securely while the unthreaded shank pulls members tightly together\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOne-sided installation\u003c\/strong\u003e - multi-ply trusses and beams can be fastened from one side, eliminating the need to flip or reposition heavy assemblies on the job site\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed to IRC and IBC\u003c\/strong\u003e - meets requirements for several common framing applications, supporting permit-ready, inspection-ready structural connections\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned specifically for plated truss and solid-sawn lumber assembly, the SDW Truss-Ply screw solves the challenge of fastening heavy multi-ply members without repositioning - a real-world time and labor saver on structural framing jobs\u003c\/li\u003e\n \u003cli\u003eNo predrilling required thanks to the SawTooth point - installers can drive directly into multi-ply lumber, reducing tool requirements and speeding up production framing workflows\u003c\/li\u003e\n \u003cli\u003eIRC and IBC code compliance means this screw is already accepted for several common structural framing applications, reducing engineering and approval burden on contractors\u003c\/li\u003e\n \u003cli\u003eThe combination of a 0.220\" shank, low-profile head, and optimized 3\" length makes this screw purpose-built for 2-ply truss and beam connections where geometry and holding strength both matter\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22300-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22300MB:\u003c\/strong\u003e 250 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22300:\u003c\/strong\u003e 950 Pk - includes two 6-lobe, T-40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes the Simpson SDW Truss-Ply screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth point is designed to cut directly into wood, allowing the screw to install without predrilling. This makes installation faster and reduces the number of tools needed on the job site.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan these screws be used to fasten trusses from only one side of the assembly?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The SDW Truss-Ply screw is specifically designed so that multi-ply trusses and beams can be fastened entirely from one side, eliminating the need to lift or flip heavy assemblies during installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws code compliant for structural framing applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson SDW Truss-Ply screw is code listed and meets IRC (International Residential Code) and IBC (International Building Code) requirements for several common structural framing applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is required for the SDW Truss-Ply screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDW uses a T40 6-Lobe drive, which requires a T40 Torx-compatible driver bit. The 6-Lobe design delivers high torque transfer with reduced cam-out, making it well-suited for driving heavy-gauge structural screws into multi-ply lumber.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614997766374,"sku":"SDW22300-R50","price":45.68,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753258668262,"sku":"SDW22300MB","price":129.8,"currency_code":"USD","in_stock":true},{"title":"950 Pk","offer_id":46753258701030,"sku":"SDW22300","price":443.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/bbc26c7f54631a132ab971469907fcd81c3b947b.jpg?v=1741658078"},{"product_id":"simpson-strong-tie-sdw22500-r50-5-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 5\" Strong-Drive SDW EWP-PLY Interior Wood Screw, E-coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW EWP-Ply structural wood screw\u003c\/strong\u003e is a high-strength fastener engineered specifically for connecting multi-ply wood members, including engineered wood products and solid sawn lumber. Designed to eliminate the need for predrilling, this screw streamlines installation in demanding structural framing applications. Its low-profile head sits flush after driving, making it ideal for assembling built-up girders, laminated veneer lumber (LVL), and structural composite lumber (SCL) where clean surfaces and connector-ready finishes matter. Code listed under IAPMO-UES ER-192 and compliant with 2015 and 2018 IRC and IBC requirements, this screw delivers confidence in engineered-wood framing and common wood construction applications alike.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - the SawTooth point self-starts in engineered lumber and solid sawn lumber, saving time and reducing labor during multi-ply assembly\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow-profile head (0.760 in. diameter)\u003c\/strong\u003e - sits flush after installation so assembled girders stack and slide easily, and finishes or structural connectors can be applied without interference\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe drive\u003c\/strong\u003e - provides high torque transfer and reduces cam-out, giving installers better control when driving into dense engineered wood products\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat electrocoating finish\u003c\/strong\u003e - provides a uniform, protective barrier against corrosion for interior structural wood applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOptimized 5 in. length with 1-1\/2 in. thread\u003c\/strong\u003e - specifically sized for fastening 1-3\/4 in. engineered lumber such as SCL, ensuring proper structural engagement without over-penetration\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.220 in. shank diameter\u003c\/strong\u003e - robust shank size delivers the load capacity needed for structural multi-ply connections in engineered-wood framing\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO-UES ER-192\u003c\/strong\u003e - meets 2015 and 2018 IRC and IBC requirements, so inspections and approvals proceed without guesswork\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003ePurpose-built for engineered wood assembly - the SDW EWP-Ply is specifically designed for multi-ply structural connections in SCL and similar engineered lumber, meaning it is not a general-purpose screw adapted for the job but a fastener engineered from the start for this application\u003c\/li\u003e\n \u003cli\u003eEliminates a labor step on the job site - no predrilling means faster installation when building up girders or laminated members, reducing setup time without compromising structural integrity\u003c\/li\u003e\n \u003cli\u003eFlush head design keeps assemblies job-site ready - the low-profile head reduces interference after driving, so assembled multi-ply members can be handled, slid, stacked, or fitted with connectors and finishes immediately\u003c\/li\u003e\n \u003cli\u003eBacked by independent code listing - IAPMO-UES ER-192 certification and compliance with 2015 and 2018 IRC and IBC standards means this screw is accepted for structural wood framing and engineered-wood applications where code approval is required\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 5\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22500-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22500MB:\u003c\/strong\u003e 200 Pk - includes one 6-lobe, T40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22500:\u003c\/strong\u003e 600 Pk - includes two 6-lobe, T40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SDW EWP-Ply features a SawTooth point that self-starts and installs easily with no predrilling required, even in dense engineered wood products and solid sawn lumber.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat type of wood members is this screw designed to fasten?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw is specifically designed for fastening multi-ply wood members, including engineered wood products such as structural composite lumber (SCL) and solid sawn lumber. The 5 in. length is optimized for fastening 1-3\/4 in. engineered lumber members.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat code approvals does this screw carry?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Strong-Drive SDW EWP-Ply is code listed under IAPMO-UES ER-192 and meets 2015 and 2018 IRC and IBC code requirements for several common wood framing and engineered-wood applications.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit is needed to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive, so a T40 Torx-style bit is required for installation. The 6-lobe configuration allows high torque transfer and reduces the risk of cam-out when driving into structural lumber.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614777139430,"sku":"SDW22500-R50","price":73.91,"currency_code":"USD","in_stock":true},{"title":"200 Pk","offer_id":46753258930406,"sku":"SDW22500MB","price":187.03,"currency_code":"USD","in_stock":true},{"title":"600 Pk","offer_id":46753258963174,"sku":"SDW22500","price":478.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/F_SDW22500_ProdPho_Pho_Prod_EWP-PLY-Type-17_C0.jpg?v=1741658077"},{"product_id":"simpson-strong-tie-sdw22634-r50-6-3-4-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 6-3\/4\" Strong-Drive SDW EWP-PLY Interior Wood Screw, E-coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW EWP-Ply 0.220 x 6-3\/4\" Structural Wood Screw with E-coat Electrocoating\u003c\/strong\u003e is a high-strength fastener engineered specifically for connecting multi-ply wood members - including engineered wood products and solid sawn lumber. Designed by Simpson for demanding structural framing applications, this screw installs without predrilling, saving time and labor on engineered lumber assemblies. The optimized 6-3\/4\" length is ideal for fastening 1-3\/4\" engineered lumber such as structural composite lumber (SCL), making it a go-to choice for contractors working with laminated veneer lumber and other SCL members. Code listed under IAPMO-UES ER-192 and meeting 2015 and 2018 IRC and IBC requirements, this fastener delivers both performance and compliance for structural framing and engineered-wood applications.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo-predrill SawTooth Point\u003c\/strong\u003e - drives directly into engineered wood and solid sawn lumber without requiring a pilot hole, speeding up installation and reducing steps on the job site\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat Electrocoating finish\u003c\/strong\u003e - provides a durable, uniform protective layer over the fastener surface, extending service life in interior structural applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow Profile Head (0.760\" diameter)\u003c\/strong\u003e - sits flush after installation, reducing interference when stacking or sliding assembled girders and allowing finishes or structural connectors to install cleanly over the top\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe Drive Type\u003c\/strong\u003e - delivers high torque transfer with reduced cam-out, giving installers better control and a more secure drive even in tight framing conditions\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.220\" shank diameter with 1-1\/2\" thread length\u003c\/strong\u003e - heavy shank provides structural-grade holding strength while the thread geometry is optimized for grip in engineered lumber members\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOptimized 6-3\/4\" length for 1-3\/4\" engineered lumber\u003c\/strong\u003e - purpose-built sizing eliminates guesswork when specifying fasteners for structural composite lumber (SCL) and similar engineered wood products\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO-UES ER-192\u003c\/strong\u003e - meets 2015 and 2018 IRC and IBC requirements, supporting permit-ready installations for common wood framing and engineered-wood applications\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned from the ground up for multi-ply engineered wood connections - the SDW EWP-Ply addresses the specific challenge of fastening structural composite lumber (SCL) and multi-ply assemblies where standard screws may not meet structural or code requirements\u003c\/li\u003e\n \u003cli\u003eEliminates predrilling entirely - the SawTooth Point self-penetrates engineered lumber and solid sawn lumber, cutting installation time significantly on high-volume framing projects\u003c\/li\u003e\n \u003cli\u003eLow-profile flush head simplifies downstream work - assembled girders handle more easily, and the near-flush surface means structural connectors and finish materials install without obstruction or shimming\u003c\/li\u003e\n \u003cli\u003eBacked by code compliance under IAPMO-UES ER-192 for 2015 and 2018 IRC and IBC - specifiers and inspectors have a recognized listing to reference, reducing approval friction on permitted structural work\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 6 3\/4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e None\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22634-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22634MB:\u003c\/strong\u003e 200 Pk - includes one 6-lobe, T40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22634:\u003c\/strong\u003e 500 Pk - includes two 6-lobe, T40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth Point is specifically designed to self-penetrate engineered wood products and solid sawn lumber without any predrilling, making installation faster and more straightforward on structural framing projects.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat type of wood members is this screw designed for?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDW EWP-Ply screw is designed for fastening multi-ply wood members, including engineered wood products such as structural composite lumber (SCL) and solid sawn lumber. The 6-3\/4\" length is optimized for use with 1-3\/4\" engineered lumber members.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat code listings apply to this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw is code listed under IAPMO-UES ER-192 and meets the requirements of the 2015 and 2018 IRC and IBC for several common wood framing and engineered-wood applications, supporting its use on permitted structural installations.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is required to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive, which requires a compatible T40 6-Lobe bit. The 6-lobe interface provides high torque transfer and minimizes cam-out during installation, making it well suited for structural fastening work.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614777565414,"sku":"SDW22634-R50","price":89.2,"currency_code":"USD","in_stock":true},{"title":"200 Pk","offer_id":46753259061478,"sku":"SDW22634MB","price":225.68,"currency_code":"USD","in_stock":true},{"title":"500 Pk","offer_id":46753259094246,"sku":"SDW22634","price":434.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/F_SDW22634_ProdPho_Pho_Prod_EWP-PLY-Type-17_C0.jpg?v=1741658076"},{"product_id":"simpson-strong-tie-sdw22600-r50-6-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 6\" Strong-Drive SDW TRUSS-PLY interior Wood Screw - E Coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW Truss-Ply structural wood screw\u003c\/strong\u003e is a high-strength fastener engineered specifically for joining multi-ply wood members - including plated trusses and solid sawn lumber - in demanding structural framing applications. At 0.220\" shank diameter and 6\" length, this heavy-duty screw delivers the penetration depth needed for secure connections in 2-, 3-, and 4-ply truss assemblies. Protected by an E-coat electrocoating finish, it is designed for interior structural use where reliable, code-compliant fastening is essential. Simpson's SDW Truss-Ply screw meets IRC and IBC code requirements for several common framing applications, giving builders and engineers confidence in every installation.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - the SawTooth point drives directly into multi-ply lumber without pilot holes, saving significant labor time on the job site\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.220\" shank diameter and 6\" length\u003c\/strong\u003e - provides the structural strength and penetration depth required for fastening 2-, 3-, and 4-ply truss assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow profile head (0.760\" head diameter)\u003c\/strong\u003e - sits flush and clean against lumber surfaces, reducing interference with adjoining members and maintaining a tight assembly\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe drive type\u003c\/strong\u003e - delivers high torque transfer with reduced cam-out, keeping the bit engaged through dense multi-ply wood connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat electrocoating finish\u003c\/strong\u003e - provides a durable, uniform protective coating suited for interior structural wood applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1-3\/8\" thread length\u003c\/strong\u003e - optimized thread engagement anchors firmly into the receiving member for strong, consistent pull-through resistance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSingle-side installation\u003c\/strong\u003e - multi-ply trusses and beams can be fastened from one side without lifting or flipping heavy assemblies, improving jobsite safety and efficiency\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed - meets IRC and IBC requirements\u003c\/strong\u003e - supports permit-ready framing work across a range of common structural applications\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned specifically for multi-ply truss and beam connections - this is not a general-purpose wood screw, it is an application-optimized structural fastener built to handle the demands of joining plated trusses and laminated lumber assemblies\u003c\/li\u003e\n \u003cli\u003eOne-side fastening eliminates the need to flip or reposition heavy multi-ply assemblies during installation, reducing crew fatigue and improving workflow on large framing projects\u003c\/li\u003e\n \u003cli\u003eThe SawTooth point combined with the T40 6-Lobe drive means no predrilling and reduced cam-out risk - keeping installation fast and consistent even in dense structural lumber\u003c\/li\u003e\n \u003cli\u003eIRC and IBC code listing means the SDW Truss-Ply screw satisfies inspector requirements for several common structural framing applications, removing uncertainty from the permitting process\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22600-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22600MB:\u003c\/strong\u003e 200 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22600:\u003c\/strong\u003e 500 Pk - includes two 6-lobe, T-40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes the Simpson SDW Truss-Ply screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SDW Truss-Ply screw features a SawTooth point specifically designed to drive directly into multi-ply wood members without any predrilling. This keeps installation fast and reduces the number of steps required when fastening plated trusses or solid sawn lumber assemblies.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eCan this screw be installed from one side of the assembly?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The SDW Truss-Ply screw is designed so that multi-ply trusses and beams can be fastened entirely from one side. This eliminates the need to lift and flip heavy assemblies during the fastening process, which improves both jobsite efficiency and crew safety.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is needed for the Simpson SDW Truss-Ply screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive, which requires a T40 Torx-compatible bit. The 6-Lobe profile delivers high torque transfer and resists cam-out, making it well suited for driving through dense, multi-ply structural lumber.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eIs the SDW Truss-Ply screw code compliant for structural framing applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson Strong-Drive SDW Truss-Ply screw is code listed and meets IRC (International Residential Code) and IBC (International Building Code) requirements for several common structural framing applications, making it suitable for permitted residential and commercial construction work.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614998552806,"sku":"SDW22600-R50","price":70.97,"currency_code":"USD","in_stock":true},{"title":"200 Pk","offer_id":46753258995942,"sku":"SDW22600MB","price":192.44,"currency_code":"USD","in_stock":true},{"title":"500 Pk","offer_id":46753259028710,"sku":"SDW22600","price":432.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/c055171dd585cede47e975476f77704acf15d0c4.jpg?v=1741658075"},{"product_id":"simpson-strong-tie-sdw22458-r50-4-5-8-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 4-5\/8\" Strong-Drive SDW TRUSS-PLY interior Wood Screw - E Coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW Truss-Ply structural wood screw\u003c\/strong\u003e is a high-strength fastener purpose-built for joining multi-ply lumber assemblies, including plated trusses and solid sawn lumber. Engineered to install from one side without predrilling, this 0.220\" shank diameter, 4-5\/8\" screw eliminates the need to lift and flip heavy truss assemblies - saving significant labor time on the job site. Code listed to meet IRC and IBC requirements for common framing applications, it delivers reliable structural performance wherever multi-ply wood-to-wood connections are required.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - the SawTooth Point cuts cleanly through wood without a pilot hole, speeding up installation and reducing tool requirements on the job site\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow Profile Head at 0.760\" diameter\u003c\/strong\u003e - sits flush and tight against the wood surface for a clean, secure connection without protruding hardware interfering with adjacent members\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e4-5\/8\" length with 1-3\/8\" thread engagement\u003c\/strong\u003e - optimized for multi-ply truss fastening, providing the penetration depth needed for structural-grade connections in 2-, 3-, and 4-ply assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe drive\u003c\/strong\u003e - resists cam-out under high torque, giving the installer greater control and reducing driver bit wear during production framing\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat Electrocoating finish\u003c\/strong\u003e - provides a uniform, corrosion-resistant barrier suited for interior structural wood applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOne-side installation design\u003c\/strong\u003e - multi-ply trusses and beams can be fastened without flipping or repositioning heavy assemblies, reducing physical strain and improving workflow efficiency\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIRC and IBC code listed\u003c\/strong\u003e - meets requirements for several common framing applications, supporting permit approval and inspection confidence\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned specifically for truss-ply fastening, this screw solves the practical challenge of joining plated trusses and multi-ply lumber without requiring predrilling or assembly flipping - a direct time and labor savings on structural framing projects\u003c\/li\u003e\n \u003cli\u003eThe SawTooth Point and T40 6-Lobe drive work together to make installation fast and controlled, reducing tool wear and driver slippage even in dense or layered lumber\u003c\/li\u003e\n \u003cli\u003eCode compliance with both IRC and IBC standards means this screw is appropriate for permitted residential and commercial framing applications, reducing the risk of inspection issues\u003c\/li\u003e\n \u003cli\u003eAvailable in lengths optimized for 2-, 3-, and 4-ply truss assemblies, so contractors can match the fastener precisely to the structural requirement without improvising with general-purpose screws\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 4 5\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22458-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22458MB:\u003c\/strong\u003e 200 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22458:\u003c\/strong\u003e 600 Pk - includes two 6-lobe, T-40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eTruss-Ply Fastening\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes the Simpson SDW Truss-Ply screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth Point is specifically designed to drive into wood without a pilot hole, allowing for fast, one-step installation in multi-ply truss and lumber assemblies.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive bit is needed for this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive, which provides high torque transfer and cam-out resistance. You will need a T40 6-Lobe (Torx-style) driver bit to install it.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for exterior or pressure-treated lumber applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDW Truss-Ply screw with E-coat Electrocoating is rated for interior structural wood applications. It is not specified in the product data for exterior or pressure-treated lumber use - consult Simpson's published code listings to confirm suitability for your specific application.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat code standards does the Simpson SDW Truss-Ply screw meet?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDW Truss-Ply screw is code listed and meets IRC (International Residential Code) and IBC (International Building Code) requirements for several common framing applications, making it suitable for use in permitted residential and commercial construction projects.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614997995750,"sku":"SDW22458-R50","price":64.84,"currency_code":"USD","in_stock":true},{"title":"200 Pk","offer_id":46753258864870,"sku":"SDW22458MB","price":165.69,"currency_code":"USD","in_stock":true},{"title":"600 Pk","offer_id":46753258897638,"sku":"SDW22458","price":436.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/9f3d0b2caeca6a113f290bcca633a060349ea3c0.jpg?v=1741658074"},{"product_id":"simpson-strong-tie-sdw22638-r50-6-3-8-structural-wood-screw-interior-50ct","title":"Simpson 0.220 x 6-3\/8\" Strong-Drive SDW TRUSS-PLY interior Wood Screw - E Coat","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDW Truss-Ply structural wood screw\u003c\/strong\u003e is a high-strength fastener engineered specifically for joining multi-ply wood members such as plated trusses and solid sawn lumber. With a 0.220-inch shank diameter and 6-3\/8-inch length, this heavy-duty screw delivers exceptional holding power in multi-ply truss and beam assemblies - allowing framers and structural contractors to fasten from one side without the need to lift, flip, or reposition heavy assemblies. The SawTooth point drives into wood without predrilling, saving time on the job site while maintaining code-compliant structural performance. Its E-coat electrocoating finish provides protection suited to interior structural applications, and the T40 6-Lobe drive system delivers high torque transfer with reduced cam-out during installation.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo-Predrill SawTooth Point\u003c\/strong\u003e - drives directly into multi-ply lumber without predrilling, reducing installation steps and speeding up structural assembly\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.220 in. shank diameter with 6-3\/8 in. length\u003c\/strong\u003e - optimized geometry penetrates deeply through plated trusses and solid sawn members to achieve strong structural engagement across multiple plies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow Profile Head (0.760 in. head diameter)\u003c\/strong\u003e - sits flush against wood surfaces for a clean, low-clearance installation that does not interfere with adjacent members or truss plates\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe Drive\u003c\/strong\u003e - provides high torque capacity and positive bit engagement, reducing cam-out and driver slippage during heavy structural fastening\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1-3\/8 in. thread length\u003c\/strong\u003e - concentrates thread engagement in the receiving ply for strong withdrawal resistance where it matters most\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eE-coat Electrocoating finish\u003c\/strong\u003e - delivers consistent, even corrosion protection suited for interior structural wood applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOne-side installation capability\u003c\/strong\u003e - multi-ply trusses and beams can be assembled without flipping heavy members, improving job site safety and efficiency\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed - meets IRC and IBC requirements\u003c\/strong\u003e - qualifies for use in inspected structural framing applications without the need for special engineering\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned for multi-ply truss assembly\u003c\/strong\u003e - unlike general-purpose structural screws, the SDW Truss-Ply is specifically engineered and optimized for fastening plated trusses and solid sawn multi-ply lumber, giving builders a purpose-built solution rather than a workaround\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEliminates the need to flip heavy assemblies\u003c\/strong\u003e - installation from one side means large multi-ply beams and trusses can be fastened in place without repositioning, reducing labor time and physical strain on the crew\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - the SawTooth point self-starts in wood, eliminating a separate drilling step and keeping structural framing timelines on track\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIRC and IBC code compliance\u003c\/strong\u003e - meets the requirements of both the International Residential Code and International Building Code for common framing applications, simplifying the inspection and approval process on permitted projects\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.220\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 6 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.760\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e E-coat Electrocoating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22638-R50:\u003c\/strong\u003e 50 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22638MB:\u003c\/strong\u003e 200 Pk - includes one 6-lobe, T-40 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDW22638:\u003c\/strong\u003e 500 Pk - includes two 6-lobe, T-40 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes the Simpson SDW Truss-Ply screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SDW Truss-Ply features a SawTooth point that is designed to drive directly into wood without the need for predrilling. This simplifies installation and reduces the number of steps required when fastening multi-ply truss and lumber assemblies.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat drive bit does the SDW Truss-Ply screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive, which provides strong torque transfer and minimizes cam-out during installation. A T40 6-Lobe driver bit is required for proper installation.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eIs the SDW Truss-Ply screw code listed for structural framing applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive SDW Truss-Ply screw is code listed and meets IRC (International Residential Code) and IBC (International Building Code) requirements for several common framing applications, making it suitable for use on inspected and permitted structural projects.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used to fasten multi-ply trusses from one side only?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The SDW Truss-Ply screw is specifically designed to allow fastening of multi-ply trusses and beams from one side, eliminating the need to lift and flip heavy assemblies during installation.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45614998651110,"sku":"SDW22638-R50","price":81.43,"currency_code":"USD","in_stock":true},{"title":"200 Pk","offer_id":46753259127014,"sku":"SDW22638MB","price":204.58,"currency_code":"USD","in_stock":true},{"title":"500 Pk","offer_id":46753259159782,"sku":"SDW22638","price":432.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/F_SDW22638_ProdPho_Pho_Prod_Truss-ply-Type-17_C0.jpg?v=1741658070"},{"product_id":"simpson-strong-tie-sdwh19300db-r50-3-structural-wood-screw-exterior-50ct","title":"Simpson 0.195 x 3\" Strong-Drive SDWH TIMBER-HEX Screw Double Barrier coating","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH Timber-Hex Screw with Double-Barrier Coating\u003c\/strong\u003e delivers reliable structural and general-purpose wood fastening performance with the speed and convenience of a hex-drive design. Built for contractors and do-it-yourselfers who need a proven fastener for wood-to-wood connections and crating work, this 0.195 in. shank x 3 in. screw features a large hex washer head, a SawTooth point for clean entry, and a Double-Barrier Coating that provides corrosion resistance equivalent to hot-dip galvanization - making it a dependable choice for applications where durability matters. Code listed under IAPMO-UES ER-192 and meeting 2015 and 2018 IRC and IBC requirements for common wood framing, this hex timber screw removes guesswork from compliance on the job site.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. Hex Drive (Large Hex Washer Head)\u003c\/strong\u003e - works with standard hex drivers and sockets, making installation fast and compatible with tools most contractors already own\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Point\u003c\/strong\u003e - cuts cleanly into wood fibers on entry, reducing splitting and eliminating the time-consuming step of pre-drilling pilot holes\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion protection equivalent to hot-dip galvanization, supporting use in exterior environments and with certain preservative-treated lumber\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.650 in. Head Diameter\u003c\/strong\u003e - the wide bearing surface distributes load effectively across the wood, reducing pull-through risk in structural connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1-1\/2 in. Thread Length at 6 TPI\u003c\/strong\u003e - aggressive threading bites firmly into wood for strong, secure pull-down and load transfer in structural applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.195 in. Shank Diameter\u003c\/strong\u003e - a robust shank size provides the shear and tensile strength needed for demanding wood-to-wood fastening tasks\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode Listed - IAPMO-UES ER-192\u003c\/strong\u003e - meets 2015 and 2018 IRC and IBC requirements, so inspections and permit approvals go more smoothly\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eThe SawTooth point eliminates pre-drilling compared to traditional lag bolts, saving measurable time on structural framing and crating jobs where dozens or hundreds of fasteners are driven in a single session\u003c\/li\u003e\n \u003cli\u003eThe Double-Barrier Coating matches hot-dip galvanization performance, making these screws suitable for exterior and preservative-treated wood applications where standard uncoated fasteners would corrode prematurely\u003c\/li\u003e\n \u003cli\u003eIAPMO-UES ER-192 code listing for common wood framing under 2015 and 2018 IRC and IBC means you can specify these fasteners with confidence on permitted residential and commercial projects\u003c\/li\u003e\n \u003cli\u003eThe hex-head drive design offers a practical alternative to star or square drive patterns, allowing crews to use hex sockets and nut drivers they already carry - reducing tool changeovers and improving workflow efficiency\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.195\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.650\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Large Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19300DB-RP1:\u003c\/strong\u003e 2 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19300DB-R12:\u003c\/strong\u003e 12 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19300DB-R50:\u003c\/strong\u003e 50 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19300DBMB:\u003c\/strong\u003e 250 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19300DB:\u003c\/strong\u003e 1000 Pk - includes two 5\/16-in. hex driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eCrating\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth point is designed to cut through wood on contact, eliminating the need for pre-drilling a pilot hole. This makes installation faster and more efficient compared to traditional lag bolts, particularly on high-volume framing and crating work.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eAre these screws suitable for use with pressure-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Double-Barrier Coating provides corrosion resistance equivalent to hot-dip galvanization, making the Strong-Drive SDWH Timber-Hex screw suitable for some exterior and preservative-treated wood applications where enhanced corrosion protection is required.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat code standards does this screw meet?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw is code listed under IAPMO-UES ER-192 and meets both 2015 and 2018 IRC (International Residential Code) and IBC (International Building Code) requirements for several common wood framing applications, supporting use on permitted residential and commercial construction projects.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat size driver bit or socket is needed to drive this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a 5\/16 in. hex drive, so they can be installed with a standard 5\/16 in. hex bit, nut driver, or socket - tools commonly found in most contractor and DIY tool sets without any specialty driver required.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"2 Pk","offer_id":45764102848742,"sku":"SDWH19300DB-RP1","price":1.4,"currency_code":"USD","in_stock":true},{"title":"12 Pk","offer_id":46753259356390,"sku":"SDWH19300DB-R12","price":14.78,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753259389158,"sku":"SDWH19300DB-R50","price":34.63,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753259421926,"sku":"SDWH19300DBMB","price":138.72,"currency_code":"USD","in_stock":true},{"title":"1000 Pk","offer_id":46753259454694,"sku":"SDWH19300DB","price":381.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/a16af839971c09d67b8fa9dfb8a68c275972f477.jpg?v=1741658066"},{"product_id":"simpson-strong-tie-sdwh191000db-r50-19-x-10-structural-screw-hex-head-50ct","title":"Simpson 0.195 x 10\" Strong-Drive SDWH TIMBER-HEX Screw Double Barrier coating","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDWH Timber-Hex Screw with Double-Barrier Coating\u003c\/strong\u003e is a heavy-duty structural fastener engineered for wood-to-wood connections and general-purpose framing tasks where a hex-head drive is the preferred method. Designed to meet the demands of both professional contractors and do-it-yourself builders, this 0.195 in. shank diameter, 10 in. long timber screw delivers reliable holding strength without the need for pre-drilling, saving significant time on the job site compared to traditional lag bolts. Code listed under IAPMO-UES ER-192 and compliant with 2015 and 2018 IRC and IBC requirements, it is a trusted choice for a wide range of structural wood framing applications.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion protection equivalent to hot-dip galvanization, making this timber screw suitable for exterior and preservative-treated wood environments where moisture resistance matters.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Point\u003c\/strong\u003e - bites into wood fibers aggressively for fast, self-starting installation without pre-drilling, reducing labor time on structural and general-purpose fastening jobs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLarge Hex Washer Head (0.650 in. diameter)\u003c\/strong\u003e - the oversized bearing surface distributes load more evenly across the wood, improving pull-through resistance and connection integrity.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. Hex Drive\u003c\/strong\u003e - compatible with standard hex-head impact drivers and socket tools, allowing faster installation with common job-site equipment compared to specialty bits.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e10 in. length with 2-3\/4 in. thread engagement\u003c\/strong\u003e - provides deep penetration into structural members, increasing withdrawal resistance and overall joint strength in timber connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6 TPI (threads per inch) coarse threading\u003c\/strong\u003e - optimized for wood-to-wood fastening, gripping fibrous material firmly and resisting loosening under load or vibration.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO-UES ER-192 and meets 2015 and 2018 IRC and IBC requirements\u003c\/strong\u003e - enables use on permitted structural projects with confidence, simplifying the inspection and approval process.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eThe SawTooth point eliminates the pre-drilling step required by traditional lag bolts, making timber connections faster to complete on structural framing and crating applications without sacrificing holding strength.\u003c\/li\u003e\n \u003cli\u003eThe Double-Barrier Coating delivers hot-dip galvanization-level corrosion resistance, making this screw a dependable option for outdoor framing projects and applications involving preservative-treated lumber.\u003c\/li\u003e\n \u003cli\u003eCompliance with 2015 and 2018 IRC and IBC codes through IAPMO-UES ER-192 listing means this fastener is suitable for inspected, permitted structural work - removing guesswork from code-critical connections.\u003c\/li\u003e\n \u003cli\u003eThe combination of a large hex washer head and 5\/16 in. hex drive means this screw works efficiently with standard impact drivers and sockets already on the job site, reducing the need for specialty tools.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.195 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 10 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Large Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.650 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 3\/4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode Listing:\u003c\/strong\u003e IAPMO-UES ER-192; meets 2015 and 2018 IRC and IBC requirements\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH191000DB-RP1:\u003c\/strong\u003e 1 Ea\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH191000DB-R12:\u003c\/strong\u003e 12 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH191000DB-R50:\u003c\/strong\u003e 50 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH191000DB:\u003c\/strong\u003e 250 Pk - includes two 5\/16-in. hex driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eCrating\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth Point is designed to self-start in wood, eliminating the need for pre-drilling and allowing faster installation compared to traditional lag bolts.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is needed to install this timber screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a 5\/16 in. hex drive, which is compatible with standard hex-head sockets and impact drivers commonly found on most job sites.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw approved for use in structural wood framing under current building codes?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive SDWH Timber-Hex Screw is code listed under IAPMO-UES ER-192 and meets 2015 and 2018 IRC and IBC requirements for several common structural wood framing applications, making it suitable for permitted and inspected work.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used with exterior or preservative-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Double-Barrier Coating provides corrosion protection equivalent to hot-dip galvanization, making this screw suitable for some exterior and preservative-treated wood applications. Always verify compatibility with the specific treatment chemical and local code requirements for your project.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"1 Ea","offer_id":45764102422758,"sku":"SDWH191000DB-RP1","price":2.96,"currency_code":"USD","in_stock":true},{"title":"12 Pk","offer_id":46753259258086,"sku":"SDWH191000DB-R12","price":37.32,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753259290854,"sku":"SDWH191000DB-R50","price":92.72,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753259323622,"sku":"SDWH191000DB","price":352.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/d091fc0e463c18eb2e50c4d52d8d2fad7d710a77.jpg?v=1741658055"},{"product_id":"simpson-sdwh19500ss-r10-5-inch-x-188-316ss-5-16-hex-10-count","title":"Simpson 0.185 x 5\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw (0.185\" x 5\")\u003c\/strong\u003e is a heavy-duty structural fastener engineered as a direct replacement for traditional lag screws in wood-framing applications. Built from Type 316 stainless steel, this hex-head screw delivers exceptional corrosion resistance in saltwater environments, coastal construction, and chemically demanding outdoor applications - making it a reliable choice wherever long-term structural integrity matters. The sharp point and box thread design allow installation without predrilling in most applications, saving time and labor on the job site. These fasteners meet 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, giving builders and contractors confidence in code compliance from the start.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel Material and Finish\u003c\/strong\u003e - provides maximum corrosion protection in saltwater, chemical, and harsh outdoor environments where standard steel fasteners would fail prematurely\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo Predrilling Required\u003c\/strong\u003e - the sharp point and engineered thread design allow direct installation into wood in most applications, cutting installation time and eliminating a separate drilling step\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex Washer Head (0.455\" diameter)\u003c\/strong\u003e - the large bearing area distributes clamping force over a wider surface, reducing the chance of pull-through and improving holding strength in structural connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. Hex Drive\u003c\/strong\u003e - accepts a standard hex socket driver, reducing cam-out risk and allowing high-torque driving with common impact tools\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox Thread Design\u003c\/strong\u003e - unique raised-ridge thread technology significantly reduces driving torque, making it easier to drive long fasteners through dense framing lumber without overworking the tool\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2-3\/8 in. Thread Length\u003c\/strong\u003e - engineered thread engagement ensures strong pull-out resistance and a secure structural connection in the receiving member\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver Bit Included\u003c\/strong\u003e - the screw ships with a compatible driver bit, so you can begin work immediately without sourcing a separate accessory\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC Code Requirements\u003c\/strong\u003e - pre-qualified for common wood-framing applications, simplifying the inspection and permitting process on code-regulated projects\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA faster, stronger lag screw alternative\u003c\/strong\u003e - traditional lag screws require a pilot hole and a two-step installation process. The SDWH TIMBER-HEX screw drives directly into wood without predrilling in most applications, reducing installation steps and keeping crews moving efficiently on structural framing tasks.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for corrosive environments\u003c\/strong\u003e - Type 316 stainless steel is widely recognized for its resistance to chlorides and corrosive chemicals, making this screw an appropriate choice for coastal framing, wet conditions, and applications involving pressure-treated lumber where corrosion protection is critical.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-ready for common framing applications\u003c\/strong\u003e - compliance with 2018 and 2021 IRC and IBC requirements means these screws can be used with confidence on permitted projects without requiring additional engineering documentation for covered applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReady to drive out of the package\u003c\/strong\u003e - because a driver bit is included, there is no need to source a matching 5\/16 in. hex bit separately, reducing preparation time before work begins.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.185 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.455 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 3\/8 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19500SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19500SS-R100:\u003c\/strong\u003e 100 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The sharp point and box thread design allow the SDWH TIMBER-HEX screw to be driven directly into wood without predrilling in most applications, making installation faster and more straightforward than traditional lag screws.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws suitable for use in corrosive or coastal environments?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. These screws are manufactured from Type 316 stainless steel, which provides maximum corrosion resistance and is well-suited for saltwater, chemical exposure, and other harsh outdoor environments where standard steel fasteners would be prone to corrosion.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool or bit do these screws require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a 5\/16 in. hex drive. A compatible driver bit is included with the screws, so you can begin installation immediately without sourcing a separate bit.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws compliant with current building codes?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive SDWH TIMBER-HEX stainless steel screw meets 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, supporting use on code-regulated construction projects.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623204643046,"sku":"SDWH19500SS-R10","price":40.91,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753202929894,"sku":"SDWH19500SS-R100","price":242.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0dffea4764437f28893495032d7a2378b84932ec_fbbe38b8-06e0-45ef-82da-596601879e9a.png?v=1741658053"},{"product_id":"simpson-strong-tie-sdwh19450ss-r10-188-x-4-1-2-316ss-5-16-hex-10ct","title":"Simpson 0.185 x 4-1\/2\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw - 0.185\" x 4-1\/2\"\u003c\/strong\u003e is a structural hex-head fastener engineered as a direct replacement for traditional lag screws in wood-framing applications. Built from Type 316 stainless steel, this screw delivers maximum corrosion resistance suitable for demanding outdoor environments, coastal exposure, and contact with treated lumber. The hex washer head and sharp point design allow for fast, drill-free installation, saving time on the job while meeting 2018 and 2021 IRC and IBC code requirements for common structural wood-framing tasks.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel material and finish\u003c\/strong\u003e - provides superior resistance to corrosion, rust, and chemical exposure, making this screw ideal for wet, coastal, and pressure-treated lumber applications where standard fasteners would degrade over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required in most applications\u003c\/strong\u003e - the sharp point and box thread design allow the fastener to drive directly into wood, reducing installation time and eliminating the need for a separate drill step compared to typical lag screws.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. hex drive with hex washer head\u003c\/strong\u003e - the large-bearing hex washer head distributes clamping force evenly across the surface, reducing the chance of surface crushing and providing a secure, professional-grade connection.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox thread design with raised-ridge technology\u003c\/strong\u003e - significantly reduces driving torque during installation, reducing installer fatigue and making it practical to drive multiple fasteners quickly without stripping or over-driving.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp point tip\u003c\/strong\u003e - allows the screw to self-start in wood without wandering, improving placement accuracy and speeding up repetitive structural fastening tasks.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2 3\/4 in. thread length on a 4-1\/2 in. shank\u003c\/strong\u003e - provides deep thread engagement in the receiving member for strong, code-compliant connections in structural framing assemblies.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC code requirements\u003c\/strong\u003e - enables use in inspected and permitted construction projects for several common wood-framing applications without the uncertainty of substitution approvals.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver bit included\u003c\/strong\u003e - the fastener ships with a 5\/16 in. hex driver bit so installers can begin work immediately without sourcing a separate accessory.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eEliminates predrilling in most wood-framing scenarios\u003c\/strong\u003e - unlike traditional lag screws that require a pilot hole, this fastener's sharp point and box thread profile let it drive directly into framing lumber, cutting installation steps and labor time on structural jobs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel stands up where standard fasteners fail\u003c\/strong\u003e - whether used in deck ledger connections, outdoor structural assemblies, or environments with high moisture or chemical exposure, the 316 SS construction resists the corrosion that causes standard zinc-coated lag screws to weaken or seize over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-listed for 2018 and 2021 IRC and IBC applications\u003c\/strong\u003e - contractors and inspectors working on permitted residential and commercial wood-framing projects can rely on this fastener to satisfy structural requirements without substitution paperwork or engineering sign-off for listed applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned as a direct lag-screw replacement\u003c\/strong\u003e - the 0.185 in. shank diameter, hex washer head, and structural thread geometry make this a purpose-built swap for lag screws in common connections, so existing plans and load tables for lag applications can reference this fastener directly.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.185\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 4 1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.455\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 2 3\/4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19450SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19450SS-R100:\u003c\/strong\u003e 100 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require a pilot hole before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The sharp point and box thread design allow this fastener to be driven directly into wood without predrilling in most applications, making installation faster and simpler than working with traditional lag screws.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat building codes does this fastener comply with?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw meets 2018 and 2021 IRC (International Residential Code) and IBC (International Building Code) requirements for several common wood-framing applications, making it suitable for permitted residential and commercial construction projects.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 stainless steel used for this fastener instead of a standard coating?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel is the material of both the screw's body and finish, offering a higher level of corrosion resistance than typical zinc or galvanized coatings. This makes it well suited for outdoor structural connections, coastal environments, and applications involving pressure-treated lumber where moisture and chemical exposure are concerns.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is needed to drive this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis fastener uses a 5\/16 in. hex drive and is installed with a hex driver. A driver bit is included with the product so you can begin installation right away without sourcing a separate accessory.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623205036262,"sku":"SDWH19450SS-R10","price":46.76,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753259651302,"sku":"SDWH19450SS-R100","price":218.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec_2d4d844d-8faa-494a-a4c6-ee07c0e201a7.png?v=1741658052"},{"product_id":"simpson-strong-tie-sdwh19400db-r50-4-structural-wood-screw-exterior-50ct","title":"Simpson 0.195 x 4\" Strong-Drive SDWH TIMBER-HEX Screw Double Barrier coating","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDWH Timber-Hex Screw with Double-Barrier Coating\u003c\/strong\u003e is a heavy-duty structural fastener engineered for wood-to-wood connections and general-purpose framing where a hex-head drive delivers reliable torque and control. Featuring a 5\/16 in. hex drive and large hex washer head, this 0.195 in. x 4 in. timber screw is equally at home in the hands of professional contractors and experienced do-it-yourselfers. Code listed under IAPMO-UES ER-192 and compliant with both 2015 and 2018 IRC and IBC requirements, it brings verified performance to structural wood framing applications where compliance matters.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides a corrosion-resistant finish equivalent to hot-dip galvanization, making it suitable for demanding exterior and preservative-treated wood environments where standard fasteners fall short.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Point\u003c\/strong\u003e - cuts cleanly into wood fiber on contact, eliminating the need for pre-drilling and saving significant time compared to traditional lag bolts, especially in repetitive structural fastening tasks.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. Hex Drive with Large Hex Washer Head (0.650 in. diameter)\u003c\/strong\u003e - delivers high torque transfer and a wide bearing surface, reducing the chance of fastener pull-through and keeping the connection tight under load.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e4 in. Length with 2-3\/8 in. Thread Length\u003c\/strong\u003e - provides deep thread engagement into the receiving member for solid structural holding power in wood-to-wood assemblies.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6 TPI (Threads Per Inch) Coarse Thread Pattern\u003c\/strong\u003e - optimized for wood fastening, pulling members together efficiently and resisting loosening over time in structural applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIAPMO-UES ER-192 Code Listed\u003c\/strong\u003e - meets 2015 and 2018 IRC and IBC code requirements, giving contractors documented compliance for inspections without additional engineering sign-off for listed applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.195 in. Shank Diameter\u003c\/strong\u003e - a robust shank that resists shear forces in structural connections, providing reliable performance where strength is critical.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eThe SawTooth point eliminates pre-drilling entirely, which directly reduces labor time on structural wood framing projects - a measurable advantage on any job site where productivity matters.\u003c\/li\u003e\n \u003cli\u003eThe Double-Barrier Coating provides corrosion resistance comparable to hot-dip galvanization, making these timber screws a dependable choice for exterior structural connections and applications involving preservative-treated lumber.\u003c\/li\u003e\n \u003cli\u003eCode listing under IAPMO-UES ER-192 with compliance to both 2015 and 2018 IRC and IBC standards means inspectors and contractors can reference a recognized standard, reducing the paperwork burden on common wood framing jobs.\u003c\/li\u003e\n \u003cli\u003eThe large hex washer head combined with the 5\/16 in. hex drive makes this screw compatible with standard impact drivers and hex-drive bits, fitting naturally into existing tool setups without specialized equipment.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.195\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.650\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Large Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 2 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19400DB-RP1:\u003c\/strong\u003e 3 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19400DB-R12:\u003c\/strong\u003e 12 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19400DB-R50:\u003c\/strong\u003e 50 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19400DBMB:\u003c\/strong\u003e 250 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19400DB:\u003c\/strong\u003e 800 Pk - includes two 5\/16-in. hex driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eCrating\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these timber screws require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth Point is specifically designed to cut into wood on contact, eliminating the need for pre-drilling. This makes installation faster compared to traditional lag bolts, particularly in repetitive wood-to-wood fastening tasks.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat code compliance does this screw carry?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Strong-Drive SDWH Timber-Hex Screw is code listed under IAPMO-UES ER-192 and meets the requirements of both the 2015 and 2018 IRC (International Residential Code) and IBC (International Building Code) for several common wood framing applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs the Double-Barrier Coating suitable for use with pressure-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Double-Barrier Coating provides corrosion resistance comparable to hot-dip galvanization, making these screws suitable for some exterior and preservative-treated wood applications. For project-specific requirements, consult the IAPMO-UES ER-192 listing and your local building code for confirmation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is compatible with this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a 5\/16 in. hex drive, which is compatible with standard 5\/16 in. hex-drive bits used with drills and impact drivers - tools commonly found on framing job sites and in DIY workshops.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"3 Pk","offer_id":45764102193382,"sku":"SDWH19400DB-RP1","price":1.51,"currency_code":"USD","in_stock":true},{"title":"12 Pk","offer_id":46753259520230,"sku":"SDWH19400DB-R12","price":17.84,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753259552998,"sku":"SDWH19400DB-R50","price":41.95,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753259585766,"sku":"SDWH19400DBMB","price":158.59,"currency_code":"USD","in_stock":true},{"title":"800 Pk","offer_id":46753259618534,"sku":"SDWH19400DB","price":368.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/57d1b5243426ca2ed4abf53e0001a64ae1451200.jpg?v=1741658050"},{"product_id":"0-188-x-4-simpson-strong-drive-sdwh-timber-hex-screw-316-stainless-steel-pack-20","title":"Simpson 0.185 x 4\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eThe Simpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw\u003c\/strong\u003e is a structural hex-head fastener engineered as a direct replacement for traditional lag screws in demanding wood-framing applications. Built from Type 316 stainless steel, this 0.185\" diameter by 4\" long screw delivers exceptional corrosion resistance in harsh outdoor environments, coastal exposures, and chemically treated lumber - without the time-consuming predrilling that lag screws typically require. Designed to meet 2018 and 2021 IRC and IBC code requirements, this fastener gives builders and contractors a code-compliant, high-strength solution that installs faster and more reliably than conventional hardware.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel material and finish\u003c\/strong\u003e - provides superior resistance to corrosion, saltwater exposure, and harsh outdoor conditions, making it ideal for coastal builds, wet environments, and pressure-treated lumber applications where standard fasteners would degrade prematurely.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required in most applications\u003c\/strong\u003e - the sharp point and box thread design allow direct installation into wood framing, significantly reducing labor time and tool requirements compared to traditional lag screw installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnique \"box\" thread design with raised-ridge technology\u003c\/strong\u003e - reduces driving torque during installation, meaning less strain on the installer and the driving tool while achieving secure structural engagement.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. hex drive with hex washer head (0.455 in. head diameter)\u003c\/strong\u003e - the large bearing area of the hex washer head distributes load across the fastening surface, improving pull-through resistance and connection integrity.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp point tip\u003c\/strong\u003e - starts cleanly without wandering, enabling precise placement and faster entry into framing lumber with no pilot hole needed.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2-3\/8 in. thread length\u003c\/strong\u003e - engineered to deliver strong thread engagement in the receiving member for reliable, code-compliant structural connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC code requirements\u003c\/strong\u003e - gives contractors and inspectors confidence that the fastener satisfies current building code standards for common wood-framing applications, simplifying the inspection and approval process.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver bit included\u003c\/strong\u003e - ready to use right out of the package, reducing the need to source additional tooling before beginning work.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eEliminates predrilling on most installations\u003c\/strong\u003e - traditional lag screws demand pilot holes, adding steps and time to every connection. This screw's sharp point and box thread geometry drive directly into structural lumber, cutting installation time and streamlining workflow on framing jobs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel stands up where other fasteners fail\u003c\/strong\u003e - Grade 316 alloy offers a higher level of corrosion protection than standard stainless options, making this screw the appropriate choice for exterior decking, dock framing, ledger boards, and any application exposed to moisture, salt air, or treated wood chemicals.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEngineered for lag-screw replacement with structural confidence\u003c\/strong\u003e - this fastener is specifically designed and code-listed to substitute for lag screws in several common framing connections under 2018 and 2021 IRC and IBC requirements, so you get a modern structural solution without sacrificing code compliance.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex washer head provides a large bearing surface\u003c\/strong\u003e - the 0.455 in. head diameter spreads clamping force effectively, reducing the risk of head pull-through and improving the overall integrity of wood-to-wood structural connections such as ledger applications.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.185 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.455 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 3\/8 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19400SS-R20:\u003c\/strong\u003e 20 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19400SS-R100:\u003c\/strong\u003e 100 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo I need to predrill before installing this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo predrilling is necessary in most applications. The sharp point and box thread design allow this structural screw to drive directly into wood framing lumber, saving time and eliminating an extra step compared to traditional lag screw installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 stainless steel important for this type of fastener?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel offers a high level of corrosion resistance, making it well suited for exterior structural connections, ledger board applications, coastal environments, and installations involving pressure-treated lumber or other materials that can accelerate corrosion in lesser-grade fasteners.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw approved for use in code-required structural applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. This fastener meets 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, making it suitable for use on projects subject to building inspections and standard residential or commercial framing codes.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool does this screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a 5\/16 in. hex drive. A driver bit is included with the product so you can begin installation without sourcing additional tooling. A standard hex-drive impact driver or drill is recommended for structural installations.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"20 Pk","offer_id":45623203856614,"sku":"SDWH19400SS-R20","price":46.76,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753142505702,"sku":"SDWH19400SS-R100","price":160.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec_02ea71d7-3b68-41d1-852b-c74e186c14cc.png?v=1741658049"},{"product_id":"simpson-strong-tie-sdwh19600db-r50-6-structural-wood-screw-exterior-50ct","title":"Simpson 0.195 x 6\" Strong-Drive SDWH TIMBER-HEX Screw Double Barrier coating","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDWH Timber-Hex Screw with Double-Barrier Coating\u003c\/strong\u003e is engineered for structural and general-purpose wood fastening where a hex-head drive is preferred. Measuring 0.195 in. in shank diameter and 6 in. in length, this heavy-duty timber screw delivers reliable holding power in demanding framing and crating applications. Code listed under IAPMO-UES ER-192 and meeting 2015 and 2018 IRC and IBC requirements for common wood framing, it gives contractors and do-it-yourselfers confidence that every connection is backed by proven standards. The Double-Barrier Coating provides corrosion resistance equivalent to hot-dip galvanization, making these screws a dependable choice for exterior and preservative-treated lumber environments.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion resistance equivalent to hot-dip galvanization, making these screws suitable for use with pressure-treated wood and in exterior applications where moisture exposure is a concern\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Point\u003c\/strong\u003e - bites into wood fiber aggressively to start the screw without pre-drilling, saving time and reducing labor on structural and general-purpose fastening jobs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLarge Hex Washer Head (0.650 in. diameter) with 5\/16 in. Hex Drive\u003c\/strong\u003e - the oversized head spreads clamping load across a wider bearing surface, reducing the chance of pull-through, while the hex drive allows use of standard impact drivers and socket wrenches for fast, high-torque installation\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6 in. length with 2-3\/4 in. thread engagement\u003c\/strong\u003e - delivers deep, secure thread purchase into framing members, maximizing withdrawal resistance in wood-to-wood connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6 TPI (threads per inch) coarse thread pattern\u003c\/strong\u003e - designed for solid timber and dimensional lumber, the aggressive thread pitch maximizes grip and pull-out resistance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.195 in. shank diameter\u003c\/strong\u003e - a robust shank cross-section resists shear forces in structural framing and heavy-load connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO-UES ER-192\u003c\/strong\u003e - meets 2015 and 2018 IRC and IBC requirements for several common wood framing applications, giving building inspectors and engineers the documentation they need\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eThe SawTooth point eliminates the need for pre-drilling, which cuts installation time significantly compared to traditional lag bolts - a real advantage on large framing or crating projects with high fastener counts\u003c\/li\u003e\n \u003cli\u003eThe Double-Barrier Coating, equivalent to hot-dip galvanization, means these timber screws hold up in corrosive conditions associated with preservative-treated lumber, giving you a long-lasting structural connection without sacrificing code compliance\u003c\/li\u003e\n \u003cli\u003eWith IAPMO-UES ER-192 code listing and compliance with 2015 and 2018 IRC and IBC standards, these screws are a straightforward choice when engineered or inspected structural connections are required - no guesswork about acceptance\u003c\/li\u003e\n \u003cli\u003eThe Large Hex Washer Head pairs with a standard 5\/16 in. hex drive, so these screws work with common impact drivers and socket tools already on the job site, eliminating the need for specialty bits or drivers\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.195 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 6 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Large Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.650 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 3\/4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600DB-RP1:\u003c\/strong\u003e 4 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600DB-R12:\u003c\/strong\u003e 12 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600DB-R50:\u003c\/strong\u003e 50 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600DBMB:\u003c\/strong\u003e 250 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600DB:\u003c\/strong\u003e 600 Pk - includes two 5\/16-in. hex driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eCrating\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The SawTooth Point on these Strong-Drive SDWH Timber-Hex screws is designed to cut into wood fiber on contact, eliminating the need for pre-drilling. This saves measurable time on projects with a high volume of fastener placements compared to using traditional lag bolts.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws compatible with preservative-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Double-Barrier Coating provides corrosion resistance equivalent to hot-dip galvanization, which makes these screws suitable for some exterior and preservative-treated wood applications where corrosion resistance is required.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat code listings apply to these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Strong-Drive SDWH Timber-Hex screw is code listed under IAPMO-UES ER-192 and meets 2015 and 2018 IRC (International Residential Code) and IBC (International Building Code) requirements for several common wood framing applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool or driver is needed to install these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a 5\/16 in. hex drive, compatible with standard hex socket bits, impact drivers, and socket wrenches. No specialty driver is required.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"4 Pk","offer_id":45764102062310,"sku":"SDWH19600DB-RP1","price":2.01,"currency_code":"USD","in_stock":true},{"title":"12 Pk","offer_id":46753259684070,"sku":"SDWH19600DB-R12","price":22.68,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753259716838,"sku":"SDWH19600DB-R50","price":57.07,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753259749606,"sku":"SDWH19600DBMB","price":234.03,"currency_code":"USD","in_stock":true},{"title":"600 Pk","offer_id":46753259782374,"sku":"SDWH19600DB","price":459.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/522bea1e1d2afd10d55b3aeefa592e70342a78bc.jpg?v=1741658048"},{"product_id":"0-188-x-6-simpson-strong-drive-sdwh-timber-hex-screw-316-stainless-steel-box-100","title":"Simpson 0.185 x 6\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw (0.185\" x 6\")\u003c\/strong\u003e is a premium structural fastener engineered as a direct replacement for traditional lag screws in wood-framing applications. Constructed from Type 316 stainless steel, this hex-head screw delivers exceptional corrosion resistance in harsh outdoor environments, coastal exposures, and chemically treated lumber installations. Designed for professionals who need a reliable, code-compliant connection without the time-consuming step of predrilling, these timber screws streamline structural assembly while meeting 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel construction\u003c\/strong\u003e - provides maximum corrosion protection in saltwater, chemical, and high-moisture environments where standard fasteners would degrade over time\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required in most applications\u003c\/strong\u003e - reduces installation time and labor compared to traditional lag screws, allowing faster project completion\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. hex drive\u003c\/strong\u003e - compatible with standard hex sockets and impact drivers, making the fastener easy to drive with common tools on the job site\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex washer head with 0.455 in. head diameter\u003c\/strong\u003e - delivers a large bearing surface that distributes load effectively and reduces pull-through risk in structural connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox thread design with sharp point\u003c\/strong\u003e - the unique thread profile significantly reduces driving torque, minimizing bit cam-out and installer fatigue during heavy framing tasks\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.185 in. shank diameter and 6 in. length\u003c\/strong\u003e - sized for deep, strong penetration into structural lumber, achieving robust shear and withdrawal values in timber connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2-3\/8 in. thread length\u003c\/strong\u003e - engineered thread engagement length ensures solid mechanical grip in the receiving member for reliable structural performance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2018 and 2021 IRC and IBC code compliant\u003c\/strong\u003e - meets current building code requirements for several common wood-framing applications, simplifying project approvals and inspections\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA true lag-screw replacement that saves time:\u003c\/strong\u003e Unlike traditional lag screws that demand predrilling pilot holes before every fastener, this structural timber screw installs directly into wood in most applications - cutting installation steps and keeping framing projects moving efficiently.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for demanding environments:\u003c\/strong\u003e The Type 316 stainless steel material goes beyond standard corrosion resistance, making these screws a dependable choice where pressure-treated lumber, coastal air, or prolonged moisture exposure would compromise lesser fasteners.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEngineered thread geometry reduces physical strain:\u003c\/strong\u003e The box thread design with raised-ridge technology lowers the torque needed to drive each fastener, which translates to less tool wear, less hand fatigue, and more consistent installation quality across large framing projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-ready for professional framing work:\u003c\/strong\u003e Meeting 2018 and 2021 IRC and IBC requirements for several common wood-framing applications, these screws support straightforward inspections and documentation, making them a reliable choice for permitted residential and commercial construction.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.185\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.455\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 2 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600SS-5:\u003c\/strong\u003e 5 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19600SS-R100:\u003c\/strong\u003e 100 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo predrilling is necessary in most applications. The sharp point and box thread design allow the screw to self-start and drive directly into structural lumber, making installation faster and easier compared to traditional lag screws.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat makes Type 316 stainless steel the right material for structural timber screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel provides maximum corrosion protection, making these fasteners well-suited for outdoor framing, coastal environments, high-moisture conditions, and use with chemically treated lumber where standard carbon-steel fasteners may corrode and lose structural integrity over time.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws approved for code-compliant structural framing applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. These fasteners meet 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, supporting compliant structural connections in both residential and commercial construction projects.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is needed to drive these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe screws use a 5\/16 in. hex drive, which is compatible with standard hex socket bits and impact drivers commonly found on job sites. The hex washer head design also provides a large bearing surface for consistent, controlled driving.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"5 Pk","offer_id":45623203987686,"sku":"SDWH19600SS-5","price":22.19,"currency_code":"USD","in_stock":true},{"title":"10 Pk","offer_id":46753142538470,"sku":"SDWH19600SS-R10","price":40.3,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753142571238,"sku":"SDWH19600SS-R100","price":265.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/9111f0e0afae17ce529aeb319305e8abf89ddad3_667d6b65-7c81-4647-b8aa-8214361d8ec7.png?v=1741658046"},{"product_id":"simpson-strong-tie-sdwh19800db-r50-8-structural-wood-screw-exterior-50ct","title":"Simpson 0.195 x 8\" Strong-Drive SDWH TIMBER-HEX Screw Double Barrier coating","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDWH Timber-Hex Screw with Double-Barrier Coating\u003c\/strong\u003e delivers reliable structural and general-purpose wood fastening with a 5\/16 in. hex drive for easy installation using standard impact drivers and wrenches. Engineered for both contractors and do-it-yourselfers, this 0.195 in. shank diameter, 8 in. structural screw features a Large Hex Washer Head and a SawTooth Point that bites into wood quickly and cleanly. Code listed under IAPMO-UES ER-192, it meets 2015 and 2018 IRC and IBC requirements for common wood framing applications, making it a trusted choice wherever a compliant, hex-head timber screw is required.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDouble-Barrier Coating\u003c\/strong\u003e - provides corrosion resistance equivalent to hot-dip galvanization, making this screw suitable for exterior conditions and use with preservative-treated lumber\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Point\u003c\/strong\u003e - bites into wood fiber aggressively for fast starts and reduced driving force, eliminating the need for pre-drilling in many applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLarge Hex Washer Head (0.650 in. diameter)\u003c\/strong\u003e - distributes clamping load over a wider bearing surface, reducing pull-through risk in structural wood connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. Hex Drive\u003c\/strong\u003e - compatible with standard hex-drive impact wrenches and sockets, speeding up installation on the job site compared to specialty bit drivers\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6 TPI coarse thread with 2-3\/4 in. thread length\u003c\/strong\u003e - maximizes thread engagement in the receiving member for strong, secure wood-to-wood fastening\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO-UES ER-192\u003c\/strong\u003e - meets 2015 and 2018 IRC and IBC requirements for common wood framing applications, so inspectors and engineers can accept your work with confidence\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e8 in. overall length with 0.195 in. shank diameter\u003c\/strong\u003e - provides deep penetration into thick timber members, supporting structural connections that shorter fasteners cannot achieve\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eWhen structural wood connections must pass code inspection, the IAPMO-UES ER-192 listing and compliance with 2015 and 2018 IRC and IBC requirements means fewer callbacks and faster approval on framing projects.\u003c\/li\u003e\n \u003cli\u003eThe Double-Barrier Coating offers hot-dip galvanization-equivalent protection, so this screw holds up in exterior environments and alongside preservative-treated wood without premature corrosion.\u003c\/li\u003e\n \u003cli\u003eThe SawTooth Point starts in wood without pre-drilling, saving measurable time on repetitive fastening tasks like crating and wood-to-wood framing compared to traditional lag bolt installation.\u003c\/li\u003e\n \u003cli\u003eThe 5\/16 in. hex drive works with common impact wrenches already on the job site - no specialty bits required - making this screw accessible for contractors and do-it-yourselfers alike.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.195 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 8 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Large Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.650 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 3\/4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Double-Barrier Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode Listing:\u003c\/strong\u003e IAPMO-UES ER-192\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode Compliance:\u003c\/strong\u003e Meets 2015 and 2018 IRC and IBC requirements for several common wood framing applications\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19800DB-RP1:\u003c\/strong\u003e 5 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19800DB-R12:\u003c\/strong\u003e 12 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19800DB-R50:\u003c\/strong\u003e 50 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19800DBMB:\u003c\/strong\u003e 250 Pk - includes one 5\/16-in. hex driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19800DB:\u003c\/strong\u003e 500 Pk - includes two 5\/16-in. hex driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eCrating\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eIn many applications, pre-drilling is not required. The SawTooth Point is designed to pierce and drive into wood fiber quickly, reducing installation time compared to traditional lag bolts that typically need a pilot hole.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for use with pressure-treated lumber or exterior applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Double-Barrier Coating provides corrosion resistance equivalent to hot-dip galvanization, making this screw suitable for some exterior and preservative-treated wood applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tools are needed to drive this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a 5\/16 in. hex drive, which is compatible with standard hex sockets and impact wrenches commonly found on job sites. No specialty driver bits are required.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat building codes does this screw comply with?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Strong-Drive SDWH Timber-Hex screw is code listed under IAPMO-UES ER-192 and meets the requirements of both the 2015 and 2018 editions of the IRC (International Residential Code) and IBC (International Building Code) for several common wood framing applications.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"5 Pk","offer_id":45764101964006,"sku":"SDWH19800DB-RP1","price":2.68,"currency_code":"USD","in_stock":true},{"title":"12 Pk","offer_id":46753259815142,"sku":"SDWH19800DB-R12","price":31.32,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753259847910,"sku":"SDWH19800DB-R50","price":80.26,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753259880678,"sku":"SDWH19800DBMB","price":293.75,"currency_code":"USD","in_stock":true},{"title":"500 Pk","offer_id":46753259913446,"sku":"SDWH19800DB","price":520.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/431868e309860f2bf9ac983f785ae4a2acd5beda.jpg?v=1741658044"},{"product_id":"0188-x-8-simpson-strong-drive-sdwh-timber-hex-screw-316-stainless-steel-pack-10","title":"Simpson 0.185 x 8\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw - 0.185\" x 8\"\u003c\/strong\u003e is a Type 316 stainless steel structural fastener engineered as a direct replacement for traditional lag screws in wood-framing applications. Built with a 5\/16 in. hex washer head and a sharp point that eliminates the need for predrilling, this heavy-duty timber screw delivers faster, easier installation without sacrificing structural integrity. The Type 316 stainless steel construction provides exceptional resistance to corrosion, making it well suited for outdoor, coastal, and chemically exposed environments where standard fasteners would deteriorate. These structural wood screws meet 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, giving contractors and builders the confidence of code-compliant connections.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel material and finish\u003c\/strong\u003e - delivers maximum corrosion protection in saltwater, coastal, chemical, and harsh outdoor environments where lesser finishes would fail over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required in most applications\u003c\/strong\u003e - the sharp point drives directly into wood, reducing labor time and eliminating the extra step of pilot holes compared to standard lag screws.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5\/16 in. hex drive with hex washer head\u003c\/strong\u003e - the large bearing surface distributes load across the connection, and the hex drive allows use with standard impact drivers and drill drivers for efficient installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnique box thread design\u003c\/strong\u003e - the raised-ridge box thread technology significantly reduces driving torque, making installation less fatiguing and faster in dense timber framing applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e8 in. length with 2-3\/8 in. thread length and 0.185 in. shank diameter\u003c\/strong\u003e - sized for substantial timber connections where a true lag-screw replacement is required for structural load transfer.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC code requirements\u003c\/strong\u003e - suitable for several common wood-framing applications, supporting code-compliant structural assemblies without additional engineering in covered scenarios.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver bit included\u003c\/strong\u003e - the included 5\/16 in. driver bit means you can begin installation immediately without a separate trip to source accessories.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eTrue lag-screw replacement without the predrilling hassle\u003c\/strong\u003e - traditional lag screws demand pilot holes before driving, adding time and tooling to every connection. This hex-head timber screw's sharp point penetrates wood directly, streamlining the workflow on structural framing jobs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for long-term performance in corrosive conditions\u003c\/strong\u003e - Type 316 stainless steel goes beyond standard galvanized or coated fasteners, offering the level of corrosion resistance needed in marine environments, pressure-treated lumber, and outdoor decking or ledger applications where moisture and chemicals are constant factors.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode acceptance removes guesswork on the job site\u003c\/strong\u003e - compliance with both 2018 and 2021 IRC and IBC requirements means these structural wood screws are ready for inspected residential and commercial framing applications without custom engineering approvals in covered use cases.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReduced driving torque means faster, less fatiguing installation\u003c\/strong\u003e - the box thread geometry with raised-ridge technology lowers the resistance felt during driving, which is especially valuable when setting a large number of fasteners in a single framing session.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 8 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.185 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.455 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 2 3\/8 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 5\/16 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19800SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH19800SS-R50:\u003c\/strong\u003e 50 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used without predrilling?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The sharp point tip is designed to penetrate wood directly, so predrilling is not required in most applications. This is one of the key advantages over traditional lag screws, which typically require a pilot hole before installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this fastener suitable for outdoor and coastal environments?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The screw is made from Type 316 stainless steel, which provides maximum corrosion resistance and is well suited for outdoor, coastal, saltwater, and chemically exposed environments where galvanized or lower-grade stainless fasteners may not hold up long term.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw meet current building code requirements?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson Strong-Drive SDWH TIMBER-HEX SS screw meets 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, supporting inspected residential and commercial structural connections in covered use cases.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat tool is needed to drive this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe screw uses a 5\/16 in. hex drive, compatible with standard impact drivers and drill drivers fitted with a hex socket or hex bit. A driver bit is physically included with the product so you can begin installation right away.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623204118758,"sku":"SDWH19800SS-R10","price":62.13,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753142604006,"sku":"SDWH19800SS-R50","price":188.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec.png?v=1741658041"},{"product_id":"0-276-x-12-simpson-strong-drive-sdwh-timber-hex-screw-316-stainless-steel-pack-5","title":"Simpson 0.275 x 12\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw - 0.275\" x 12\"\u003c\/strong\u003e by Simpson is a heavy-duty structural fastener engineered as a direct replacement for traditional lag screws in wood-framing and timber construction. Built from Type 316 stainless steel, this hex-head screw delivers exceptional corrosion resistance in saltwater environments, coastal applications, and contact with pressure-treated lumber - making it a reliable choice wherever long-term durability and structural integrity are non-negotiable. With a sharp point and no predrilling required in most applications, this structural screw dramatically reduces installation time compared to conventional lag screws while meeting current building code requirements.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel material and finish\u003c\/strong\u003e - provides maximum corrosion protection in wet, coastal, and chemically harsh environments, outlasting standard zinc-plated fasteners in demanding outdoor conditions\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - saves significant time and labor on the job site, allowing faster installation than typical lag screws without sacrificing holding strength\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp point tip\u003c\/strong\u003e - drives cleanly into wood without pilot holes, reducing setup steps and keeping your workflow moving\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex washer head (1\/2 in. drive)\u003c\/strong\u003e - the wide 0.655 in. head diameter creates a large bearing area for superior load distribution and a secure, flush connection at the surface\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox thread design\u003c\/strong\u003e - unique thread geometry with raised-ridge technology significantly reduces driving torque, making installation easier on the installer and the fastener\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e7 TPI thread count with 3 in. thread length\u003c\/strong\u003e - engineered for strong wood engagement and optimal withdrawal resistance in structural lumber connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC code requirements\u003c\/strong\u003e - for several common wood-framing applications, giving builders and inspectors confidence on permitted projects\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIncludes one driver bit\u003c\/strong\u003e - no need to source a separate bit before you start; everything needed to begin driving is in the package\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA true lag-screw replacement with faster installation\u003c\/strong\u003e - the SDWH TIMBER-HEX SS eliminates the multi-step process of predrilling pilot holes, letting structural connections be made in fewer steps without sacrificing load-carrying performance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for the harshest exposure conditions\u003c\/strong\u003e - Type 316 stainless steel offers superior resistance to salt air, moisture, and corrosive chemicals compared to standard steel or zinc finishes, making this screw especially well-suited for marine, coastal, and outdoor structural applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-compliant confidence for professional builders\u003c\/strong\u003e - compliance with 2018 and 2021 IRC and IBC standards means this fastener can be specified and installed with confidence on projects subject to modern building code inspection, including common wood-framing connections and ledger applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex-drive system reduces installation effort\u003c\/strong\u003e - the 1\/2 in. hex drive combined with the box thread's reduced driving torque makes this screw manageable even in long 12 in. installations where torque buildup can be a significant challenge with standard fasteners\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.275 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 12 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.655 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 1\/2 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 7\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH271200SS-R5:\u003c\/strong\u003e 5 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH271200SS-R25:\u003c\/strong\u003e 25 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo I need to predrill before installing the SDWH TIMBER-HEX SS screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo predrilling is necessary in most applications. The sharp point tip is designed to self-start in wood, making these structural screws faster and easier to install than traditional lag screws that typically require a pilot hole before driving.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat building codes does this screw comply with?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Simpson Strong-Drive SDWH TIMBER-HEX SS screw meets 2018 and 2021 IRC (International Residential Code) and IBC (International Building Code) requirements for several common wood-framing applications, making it suitable for code-inspected residential and commercial framing projects.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 stainless steel specified for this fastener?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel provides a higher level of corrosion resistance than standard stainless or zinc-plated options. It is particularly effective in coastal environments, saltwater exposure, and contact with pressure-treated lumber where other finishes can deteriorate over time - helping ensure long-term structural performance.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used in ledger board applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive SDWH TIMBER-HEX SS is approved for use in ledger applications. The hex washer head's large 0.655 in. bearing area and the box thread design work together to provide strong, code-compliant connections in ledger-to-framing scenarios commonly found in deck construction and similar structural assemblies.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"5 Pk","offer_id":45623204348134,"sku":"SDWH271200SS-R5","price":77.16,"currency_code":"USD","in_stock":true},{"title":"25 Pk","offer_id":46753142669542,"sku":"SDWH271200SS-R25","price":244.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/24f35943b3b9e8fa30626b6b31a5656381e656ed_80456361-3678-4746-94f7-882ee39c2113.png?v=1741658037"},{"product_id":"0276-x-10-simpson-strong-drive-sdwh-timber-hex-screw-316-stainless-steel-pack-5","title":"Simpson 0.275 x 10\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Structural Screw - 0.275\" Diameter x 10\" Length\u003c\/strong\u003e by Simpson is a heavy-duty hex-head fastener engineered as a direct replacement for traditional lag screws in structural wood-framing applications. Constructed from Type 316 stainless steel, this screw delivers maximum corrosion protection in demanding environments including coastal, wet, and chemically exposed settings where standard fasteners would fail prematurely. With no predrilling required in most applications, it dramatically reduces installation time and labor compared to conventional lag screws - making it a practical choice for framers, contractors, and serious DIYers who need code-compliant structural connections without the added steps.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel Material and Finish\u003c\/strong\u003e - provides exceptional resistance to saltwater, moisture, and corrosive environments, making it well-suited for coastal construction, outdoor decking, and applications involving pressure-treated lumber or chemical exposure.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo Predrilling Required\u003c\/strong\u003e - eliminates a time-consuming step compared to traditional lag screws, speeding up installation and reducing the tools needed on the job site.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp Point Tip\u003c\/strong\u003e - self-starts into wood without pilot holes in most framing applications, allowing faster, more consistent placement.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex Washer Head with 1\/2 in. Hex Drive\u003c\/strong\u003e - the large 0.655 in. head diameter distributes bearing load over a wider area, reducing wood crushing while the hex drive delivers high torque transfer with a standard impact driver or wrench.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox Thread Design\u003c\/strong\u003e - unique thread geometry with raised-ridge technology significantly reduces driving torque, making the screw easier to drive fully into dense framing lumber without overexertion or tool strain.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3 in. Thread Engagement Length\u003c\/strong\u003e - provides strong mechanical grip in the receiving member, supporting structural load requirements in common wood-framing connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC Code Requirements\u003c\/strong\u003e - pre-engineered for compliance in several common wood-framing applications, reducing the need for additional engineering sign-off on qualifying projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver Bit Included\u003c\/strong\u003e - the package includes a driver bit so you can begin installation immediately without sourcing additional accessories.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA true lag screw alternative with fewer steps\u003c\/strong\u003e - because no predrilling is required in most applications, this structural screw replaces the traditional drill-then-lag workflow, cutting installation time and reducing the chance of misaligned pilot holes in critical framing connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for harsh and corrosive environments\u003c\/strong\u003e - Type 316 stainless steel is the material standard for applications exposed to saltwater, treated lumber chemicals, and prolonged moisture - giving this screw the durability that carbon steel or zinc-plated fasteners simply cannot match in those conditions.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode compliance already built in\u003c\/strong\u003e - meeting 2018 and 2021 IRC and IBC requirements for common wood-framing applications means this screw can be specified confidently on permitted projects without requiring custom engineering calculations for qualifying connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned for real-world driving performance\u003c\/strong\u003e - the box thread design with raised-ridge technology actively reduces the torque needed to fully seat the fastener, which matters on a job where you may be driving dozens of structural screws into dense lumber throughout the day.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.275\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.655\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 1\/2 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH271000SS-R5:\u003c\/strong\u003e 5 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH271000SS-R25:\u003c\/strong\u003e 25 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo - the Simpson Strong-Drive SDWH TIMBER-HEX stainless steel screw features a sharp point and box thread design that allow it to be driven directly into wood without predrilling in most applications, saving time and simplifying the installation process compared to traditional lag screws.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat building codes does this screw meet?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis structural screw meets 2018 and 2021 IRC (International Residential Code) and IBC (International Building Code) requirements for several common wood-framing applications, making it suitable for use on code-inspected residential and commercial framing projects.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 stainless steel used for this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel offers a higher level of corrosion resistance than standard stainless grades, making it appropriate for outdoor construction, coastal environments, and applications involving pressure-treated lumber or exposure to moisture and chemicals where standard carbon steel or lower-grade stainless fasteners would corrode prematurely.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool do I need to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a 1\/2 in. hex drive, compatible with a standard 1\/2 in. hex bit, impact driver, or wrench. A driver bit is included with the product so you can begin installation right away without sourcing additional tooling.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"5 Pk","offer_id":45623204249830,"sku":"SDWH271000SS-R5","price":65.02,"currency_code":"USD","in_stock":true},{"title":"25 Pk","offer_id":46753142636774,"sku":"SDWH271000SS-R25","price":235.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec_140bf173-cfe2-49be-8b88-08a23d56c7a2.png?v=1741658035"},{"product_id":"simpson-sdwh27400ss-r10-4-inch-x-276-316ss-1-2-hex-60-count","title":"Simpson 0.275 x 4\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw (0.275\" x 4\")\u003c\/strong\u003e by Simpson is a structural hex-head fastener engineered as a direct replacement for traditional lag screws in wood-framing and ledger applications. Constructed from Type 316 stainless steel, this heavy-duty structural screw delivers maximum corrosion resistance in demanding outdoor, coastal, and chemically exposed environments - making it a reliable choice wherever long-term fastener integrity is critical. Its no-predrill design speeds up installation and reduces labor time compared to conventional lag screws, and it meets 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel material and finish\u003c\/strong\u003e - provides superior corrosion resistance in saltwater, coastal, and chemically aggressive environments where standard zinc-plated fasteners would fail prematurely.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required in most applications\u003c\/strong\u003e - saves significant installation time and eliminates the extra step required with traditional lag screws, reducing labor costs on framing projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp point tip\u003c\/strong\u003e - starts cleanly and drives directly into wood without pilot holes, making one-handed fastener placement faster and more consistent in the field.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex washer head (0.655 in. head diameter)\u003c\/strong\u003e - creates a large bearing surface that distributes clamping force across a wider area, reducing the risk of pull-through in structural connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1\/2 in. hex drive type\u003c\/strong\u003e - compatible with standard hex-socket impact drivers and wrenches, enabling high-torque installation without cam-out.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox thread design with 7 TPI and 3 in. thread length\u003c\/strong\u003e - raised-ridge thread technology significantly reduces driving torque, making this screw easier to drive while still achieving strong pull-out values in timber connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC code requirements\u003c\/strong\u003e - provides documented compliance for structural wood-framing applications, simplifying inspection and permitting on job sites.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver bit included\u003c\/strong\u003e - means you can begin installation immediately without sourcing a separate bit, keeping projects moving without interruption.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eTrue lag-screw replacement without the extra steps\u003c\/strong\u003e - traditional lag screws require predrilling, adding time and tools to every connection point. This structural screw drives directly into wood, cutting installation steps while still meeting the same structural demands.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for environments where corrosion is a real threat\u003c\/strong\u003e - Type 316 stainless steel is the appropriate material choice for outdoor decks, dock framing, coastal construction, and applications involving pressure-treated lumber where lesser finishes degrade quickly.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-compliant for residential and commercial framing\u003c\/strong\u003e - compliance with 2018 and 2021 IRC and IBC requirements means this fastener can be specified with confidence in permitted structural framing work, including ledger connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEngineered thread geometry reduces installation effort\u003c\/strong\u003e - the box thread design with raised-ridge technology lowers driving torque, which reduces driver fatigue and wear on tools during high-volume structural fastening tasks.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.275\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.655\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 1\/2 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 7\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27400SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27400SS-R100:\u003c\/strong\u003e 100 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Simpson Strong-Drive SDWH TIMBER-HEX screws are designed to require no predrilling in most applications. The sharp point and box thread geometry allow the fastener to drive directly into wood, making installation faster and simpler than traditional lag screws.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of drive tool is needed to install these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a 1\/2 in. hex drive and are installed with a standard hex-socket driver or impact wrench. A driver bit is included with your purchase so you can begin installation right away.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws approved for use in ledger board connections?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive SDWH TIMBER-HEX screws can be used in ledger applications and meet 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, supporting use in both residential and commercial permitted construction.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 stainless steel specified for these structural screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel offers a higher level of corrosion resistance than standard stainless grades, making it well-suited for outdoor wood-framing, coastal environments, and applications involving pressure-treated lumber where moisture and chemicals can degrade lesser materials over time.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623204774118,"sku":"SDWH27400SS-R10","price":56.99,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753203192038,"sku":"SDWH27400SS-R100","price":289.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec_6682d907-6788-4a8e-bdf3-c12d883cb1f0.png?v=1741658034"},{"product_id":"0276-x-3-simpson-strong-drive-sdwh-timber-hex-screw-316-stainless-steel-pack-10","title":"Simpson 0.275 x 3\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw - 0.275\" x 3\"\u003c\/strong\u003e is a Type 316 stainless steel structural fastener engineered as a direct replacement for traditional lag screws in demanding wood-framing applications. The hex washer head and sharp point design allow installers to drive these screws without predrilling in most applications, saving significant time on the job site while delivering the corrosion resistance needed for outdoor, coastal, and chemically exposed environments. These fasteners meet 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, giving builders and contractors confidence in every connection.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel material and finish\u003c\/strong\u003e - provides maximum corrosion protection in saltwater, coastal, and chemically aggressive outdoor environments where standard steel fasteners would fail prematurely.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required\u003c\/strong\u003e - the sharp point penetrates wood directly, making installation faster and easier than traditional lag screws and reducing labor time on framing projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex washer head with 1\/2 in. hex drive\u003c\/strong\u003e - the large bearing area distributes clamping load across a wider surface, reducing crushing of wood fibers and improving connection integrity.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox thread design with 7 TPI\u003c\/strong\u003e - the unique thread geometry significantly reduces driving torque compared to standard screw threads, reducing installer fatigue during high-volume installations.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFull 3 in. thread length along the entire 3 in. shank\u003c\/strong\u003e - maximum thread engagement throughout the fastener length means stronger holding power in structural wood connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.655 in. head diameter\u003c\/strong\u003e - the wide head provides a large bearing surface that improves load transfer and helps meet structural requirements without washers in many applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC code requirements\u003c\/strong\u003e - suitable for use in permitted construction projects and inspected wood-framing applications, reducing approval risk.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver bit included\u003c\/strong\u003e - the package includes a driver bit so installers can get to work immediately without sourcing additional tooling.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA genuine lag screw alternative that installs faster\u003c\/strong\u003e - no predrilling means fewer tool changes and steps per connection, making these screws a productivity advantage over traditional lag screws on ledger boards, timber framing, and structural connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for harsh and corrosive environments\u003c\/strong\u003e - Type 316 stainless steel is the material of choice for coastal, marine-adjacent, and pressure-treated lumber applications where chlorides and moisture accelerate corrosion in lower-grade materials.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-recognized for structural use\u003c\/strong\u003e - meeting both 2018 and 2021 IRC and IBC requirements means these fasteners can be specified with confidence in inspected residential and commercial wood-framing projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReady to drive right out of the package\u003c\/strong\u003e - the included 1\/2 in. hex driver bit eliminates the need to locate compatible tooling before starting, streamlining the workflow for both professionals and contractors.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.275\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.655\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 1\/2 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 7\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27300SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27300SS-R100:\u003c\/strong\u003e 100 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The sharp point on the SDWH TIMBER-HEX SS screw is designed to penetrate wood without predrilling in most applications, making installation faster and easier compared to traditional lag screws.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat makes Type 316 stainless steel suitable for outdoor and structural applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel offers maximum corrosion protection, making these fasteners well-suited for exposed outdoor environments, coastal settings, and applications involving pressure-treated lumber where moisture and chemicals can degrade standard steel fasteners over time.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws code-compliant for structural wood-framing projects?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. These fasteners meet 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, making them appropriate for use in permitted and inspected residential and commercial construction projects.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is needed to install these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a 1\/2 in. hex drive. A compatible driver bit is included in the package so you can begin installation immediately without sourcing additional tooling.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623204446438,"sku":"SDWH27300SS-R10","price":49.69,"currency_code":"USD","in_stock":true},{"title":"100 Pk","offer_id":46753142702310,"sku":"SDWH27300SS-R100","price":273.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/c7071b96d2318bfc378c065545ed8a82e69569de.jpg?v=1741658033"},{"product_id":"0276-x-5-simpson-strong-drive-sdwh-timber-hex-screw-316-stainless-steel-pack-10","title":"Simpson 0.275 x 5\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw (0.275\" x 5\")\u003c\/strong\u003e is a heavy-duty structural fastener engineered as a direct replacement for traditional lag screws in wood-framing applications. Built from Type 316 stainless steel, this hex-head screw delivers outstanding corrosion resistance in saltwater, coastal, chemical-exposure, and other harsh outdoor environments where standard carbon steel fasteners would degrade. The sharp point and purpose-built box thread design allow the screw to drive directly into wood without predrilling in most applications, saving significant time and labor on the job site. It meets both 2018 and 2021 IRC and IBC code requirements for several common wood-framing uses, making it a code-compliant choice for structural connections that demand long-term performance.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel material and finish\u003c\/strong\u003e - provides maximum corrosion protection in saltwater, coastal, and chemically aggressive environments where lesser finishes fail prematurely\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required in most applications\u003c\/strong\u003e - eliminates a preparation step compared to traditional lag screws, speeding up installation and reducing the tools needed on site\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp point tip\u003c\/strong\u003e - starts and seats quickly in wood without walking or slipping, improving accuracy and driving efficiency\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnique \"box\" thread design with raised-ridge technology\u003c\/strong\u003e - significantly reduces driving torque, making the screw easier to drive and reducing strain on the installer and the tool\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1\/2 in. Hex drive with included driver bit\u003c\/strong\u003e - works with standard hex impact drivers or drills, and the included bit means you can start work immediately without sourcing additional accessories\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex washer head (0.655 in. diameter)\u003c\/strong\u003e - provides a large bearing area that distributes load effectively across the wood surface, improving clamping force and connection integrity\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3 in. thread length on a 5 in. shank\u003c\/strong\u003e - engineered thread engagement depth for secure grip in structural lumber without over-penetrating thin members\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLag-screw replacement rated\u003c\/strong\u003e - approved for ledger and other common wood-framing applications under 2018 and 2021 IRC and IBC codes, giving contractors and inspectors the documentation they need\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eEliminates predrilling on most structural connections\u003c\/strong\u003e - compared to traditional lag screws that require a pilot hole, this screw's sharp point and low-torque box thread design allow direct installation, cutting labor time significantly on framing, ledger board, and timber connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-compliant for residential and commercial framing\u003c\/strong\u003e - meets 2018 and 2021 IRC and IBC requirements for several common wood-framing applications, so contractors can use it confidently on permitted projects without seeking special approvals\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePurpose-built for demanding outdoor and waterfront environments\u003c\/strong\u003e - Type 316 stainless steel resists corrosion from saltwater spray, pressure-treated lumber chemicals, and prolonged moisture exposure, making it well suited for decks, docks, ledgers, and coastal construction\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReady to install out of the package\u003c\/strong\u003e - the included 1\/2 in. hex driver bit means the right tool comes with the fastener, so installation can begin immediately without sourcing additional hardware\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.275 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.655 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 1\/2 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 7\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27500SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27500SS-R50:\u003c\/strong\u003e 50 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo predrilling is necessary in most applications. The sharp point tip and box thread design with raised-ridge technology allow the screw to be driven directly into wood, making installation faster and easier than traditional lag screws that require a pilot hole.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat makes Type 316 stainless steel different from standard fastener finishes?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel offers maximum corrosion resistance, including protection against saltwater, coastal air, and chemical exposure. It is a more robust material choice than standard zinc or galvanized finishes for applications in harsh, wet, or marine environments where long-term structural integrity is critical.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw approved for use in ledger board applications and code-required framing?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. These fasteners meet 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, including ledger connections. This makes them suitable for permitted residential and commercial framing projects where documented code compliance is required.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is needed to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a 1\/2 in. hex drive. A 1\/2 in. hex impact driver or drill with a hex bit attachment is compatible. A driver bit is included with the product so installation can begin immediately without sourcing additional tooling.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623204544742,"sku":"SDWH27500SS-R10","price":64.3,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753142735078,"sku":"SDWH27500SS-R50","price":185.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec_3917bd8b-a3c3-4e36-8f2e-a426d583637e.png?v=1741658031"},{"product_id":"simpson-strong-tie-6-in-hex-head-stainless-steel-strong-drive-wood-screw","title":"Simpson 0.275 x 6\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw - 0.275\" x 6\"\u003c\/strong\u003e is a heavy-duty structural fastener engineered as a direct replacement for traditional lag screws in wood-framing applications. Built from \u003cstrong\u003eType 316 stainless steel\u003c\/strong\u003e, this hex-head screw delivers superior corrosion resistance, making it the right choice for outdoor, coastal, and chemically exposed environments where standard carbon-steel fasteners would degrade over time. Designed for speed and code compliance, it eliminates the need for predrilling in most applications - saving significant labor time on the job site while still meeting 2018 and 2021 IRC and IBC structural requirements for common wood-framing tasks.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel material and finish\u003c\/strong\u003e - provides maximum corrosion protection in saltwater, coastal, and chemically aggressive environments, far outlasting standard zinc-plated lag screws\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo predrilling required in most applications\u003c\/strong\u003e - sharp point design drives directly into wood framing, dramatically reducing installation steps and overall labor time compared to traditional lag screws\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.275\" shank diameter with 6\" length\u003c\/strong\u003e - engineered for deep structural penetration and strong holding power in heavy timber and dimensional lumber connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex washer head with 0.655\" head diameter\u003c\/strong\u003e - large bearing surface distributes load evenly across the wood face, reducing the risk of pull-through and improving structural integrity\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1\/2 in. Hex drive type\u003c\/strong\u003e - compatible with standard impact drivers and hex sockets, making it easy to install with common jobsite tools without specialty bits\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox thread design with 7 TPI and 3\" thread length\u003c\/strong\u003e - raised-ridge box threads are engineered to significantly reduce driving torque, making installation easier and reducing driver fatigue\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp point tip\u003c\/strong\u003e - self-starting point bites into wood immediately, enabling faster placement and reducing the chance of slipping during initial drive\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC code requirements\u003c\/strong\u003e - allows use on permitted and inspected projects with confidence that the fastener satisfies current structural code standards for wood framing\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver bit included in the box\u003c\/strong\u003e - immediate out-of-the-box usability, so you can start driving screws without sourcing a separate bit\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA genuine lag screw replacement that saves time:\u003c\/strong\u003e Traditional lag screws require predrilling a pilot hole before installation. This SDWH TIMBER-HEX screw's sharp point and box thread design allow direct installation in most applications, cutting prep steps and getting framing done faster.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for harsh and corrosive conditions:\u003c\/strong\u003e Type 316 stainless steel is widely recognized for its resistance to chlorides, salt spray, and environmental moisture - making this screw a dependable structural fastener for decks, docks, ledger boards, and other exposed wood-frame structures.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-ready for today's permitted projects:\u003c\/strong\u003e With compliance built in for both 2018 and 2021 IRC and IBC requirements, this screw is suitable for inspected residential and commercial wood-framing applications without the need for engineering workarounds.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReduced installation torque for consistent, controlled driving:\u003c\/strong\u003e The unique box thread geometry is specifically designed to lower the driving torque required, reducing wear on tools and installer fatigue on large-volume fastening tasks.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.275\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 6\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.655\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 1\/2 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 7\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27600SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27600SS-R50:\u003c\/strong\u003e 50 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo - the SDWH TIMBER-HEX screw features a sharp point that allows direct installation into wood framing without predrilling in most applications. This is one of its primary advantages over traditional lag screws, which typically require a pilot hole before driving.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is needed to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a 1\/2 in. Hex drive, which is compatible with standard impact drivers and hex-socket drive tools commonly available on jobsites. A driver bit is included in the box to get started right away.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for use near saltwater or in chemically treated lumber applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The screw is manufactured from Type 316 stainless steel, which provides maximum corrosion protection and is well-suited for use in coastal, saltwater-adjacent, and chemically aggressive environments - including applications involving pressure-treated lumber.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw meet current building code requirements for structural wood framing?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Simpson Strong-Drive SDWH TIMBER-HEX screw meets 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, making it appropriate for permitted and inspected construction projects.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623204872422,"sku":"SDWH27600SS-R10","price":70.93,"currency_code":"USD","in_stock":true},{"title":"50 Pk","offer_id":46753214726374,"sku":"SDWH27600SS-R50","price":202.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec_491f75ec-3549-4705-831b-42d7b23a160b.png?v=1741658027"},{"product_id":"simpson-strong-tie-8-in-hex-head-stainless-steel-strong-drive-wood-screw","title":"Simpson 0.275 x 8\" Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWH TIMBER-HEX Stainless Steel Screw - 0.275\" x 8\"\u003c\/strong\u003e is a heavy-duty structural fastener engineered as a direct lag-screw replacement for demanding wood-framing applications. Built from \u003cstrong\u003eType 316 stainless steel\u003c\/strong\u003e, these hex-head screws deliver exceptional corrosion resistance in saltwater, chemical-rich, and harsh outdoor environments where standard fasteners would quickly degrade. Designed for speed and strength, the SDWH TIMBER-HEX eliminates the need for predrilling in most applications, saving time on the job site while meeting 2018 and 2021 IRC and IBC code requirements for common wood-framing projects.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel Material and Finish\u003c\/strong\u003e - provides maximum corrosion protection in wet, coastal, and chemically exposed environments, outperforming standard zinc or galvanized fasteners in harsh conditions\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNo Predrilling Required\u003c\/strong\u003e - sharp point design penetrates wood directly without a pilot hole, reducing labor time and simplifying installation compared to traditional lag screws\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHex Washer Head with 1\/2 in. Hex Drive\u003c\/strong\u003e - the 0.655 in. head diameter creates a large bearing area that distributes load effectively, while the hex drive delivers high torque without cam-out\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBox Thread Design\u003c\/strong\u003e - unique thread profile with 7 TPI (threads per inch) significantly reduces driving torque, making it easier to seat the screw fully even in dense lumber\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3 in. Thread Length\u003c\/strong\u003e - concentrated thread engagement at the tip provides strong pull-out resistance and secure anchoring in structural wood members\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSharp Point\u003c\/strong\u003e - self-starting tip bites quickly into wood grain, enabling fast, accurate placement without wandering or splitting\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets 2018 and 2021 IRC and IBC Code Requirements\u003c\/strong\u003e - approved for several common wood-framing applications, giving builders and contractors confidence in code-compliant installations\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDriver Bit Included\u003c\/strong\u003e - eliminates the need to source a separate tool for installation, letting you get to work immediately right out of the package\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA true lag-screw replacement without the prep work\u003c\/strong\u003e - because no predrilling is needed in most applications, this screw cuts installation time significantly over traditional lag screws, making it ideal for ledger connections, structural framing, and other high-load wood joints\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 stainless steel is the right choice for corrosive environments\u003c\/strong\u003e - whether used in pressure-treated lumber, near saltwater, or in wet outdoor conditions, the 316 SS grade resists the chemical reactions that cause standard fasteners to corrode and fail\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode-accepted for professional and permitted work\u003c\/strong\u003e - compliance with 2018 and 2021 IRC and IBC requirements means these fasteners can be used confidently in inspected structural applications without substitution concerns\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEngineered thread geometry reduces strain on tools and installer\u003c\/strong\u003e - the box thread design lowers driving torque compared to conventional screw profiles, reducing wear on impact drivers and physical fatigue during extended installations\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 8 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.275 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.655 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Hex Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e 1\/2 in. Hex\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 7\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27800SS-R10:\u003c\/strong\u003e 10 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWH27800SS-R25:\u003c\/strong\u003e 25 Pk - includes (1) driver bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDo these screws require predrilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo - the sharp point and box thread design allow the SDWH TIMBER-HEX to be driven directly into wood without predrilling in most applications, saving significant time compared to traditional lag screws.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 stainless steel used instead of Type 304 or standard zinc-plated finishes?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel offers a higher grade of corrosion resistance than Type 304, making it better suited for applications in coastal environments, exposure to saltwater, contact with pressure-treated lumber, and other chemically aggressive conditions where long-term fastener integrity is critical.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws code-compliant for structural wood-framing applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes - the SDWH TIMBER-HEX meets 2018 and 2021 IRC and IBC code requirements for several common wood-framing applications, making them appropriate for use in permitted and inspected structural installations such as ledger connections.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool is needed to install these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a 1\/2 in. hex drive. A driver bit is included with your purchase, so you can begin installation right away with a compatible impact driver or drill.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45623204970726,"sku":"SDWH27800SS-R10","price":82.43,"currency_code":"USD","in_stock":true},{"title":"25 Pk","offer_id":46753221279974,"sku":"SDWH27800SS-R25","price":184.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/0707f7d062eacc383dd81118f50269f6fada36ec_e5858b1f-94c2-49ac-9ed5-ce6329015e4e.png?v=1741658026"},{"product_id":"simpson-strong-tie-sdws16212qmb-160-2-1-2-sdws-quikguard-framing-screw-250ct","title":"Simpson 0.160 x 2-1\/2\" Strong-Drive SDWS FRAMING Screw Quik Guard, Tan","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWS Framing Screw with Quik Guard Coating, 0.160\" diameter x 2-1\/2\" length\u003c\/strong\u003e is engineered and load-rated as a direct structural replacement for 16d, 10d, and 8d nails in wood framing applications. Built by Simpson, this framing fastener delivers superior holding power and pull-out resistance compared to common nails, making it a reliable choice for contractors and builders who need code-compliant performance in structural wood assemblies. Listed under IAPMO UES ER-192 and meeting both 2018 and 2021 IRC and IBC code requirements, this screw is purpose-built for demanding framing work where strength and compliance are non-negotiable.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard Coating (Tan finish)\u003c\/strong\u003e - provides corrosion protection suited for framing environments, with a tan color that blends with wood surfaces for a clean appearance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.160\" shank diameter\u003c\/strong\u003e - sized to match the structural load ratings of 16d, 10d, and 8d nails, allowing direct nail replacement without over-engineering or under-building\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Type-17 point\u003c\/strong\u003e - cuts into wood fibers aggressively for fast starts and reduced installation torque, eliminating the need for predrilling and speeding up framing work\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe drive recess\u003c\/strong\u003e - grips the bit tightly during driving for secure torque transfer and reduced cam-out, giving the installer better control and fewer drive failures\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow profile head (0.450\" diameter)\u003c\/strong\u003e - countersinks smoothly and sits flush with the wood surface, delivering a clean finish without raised fastener heads that can interfere with subsequent materials\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated threads with 8-1\/2 TPI, 1-1\/8\" thread length\u003c\/strong\u003e - serrations resist stripping and back-out, locking the fastener securely in place and maximizing pull-out resistance over the life of the structure\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO UES ER-192\u003c\/strong\u003e - meets 2018 and 2021 IRC and IBC requirements for common wood framing applications, so inspectors and engineers can confirm compliance without additional documentation\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned as a load-rated nail replacement for 16d, 10d, and 8d framing nails - installers can switch from nails to screws in structural framing without sacrificing code compliance or structural performance\u003c\/li\u003e\n \u003cli\u003eSuperior pull-out resistance compared to nails means connections hold tighter over time, reducing the risk of joint failure in wood-framed structures subject to lateral or withdrawal forces\u003c\/li\u003e\n \u003cli\u003eThe SawTooth Type-17 point eliminates predrilling on standard framing lumber, saving significant time and labor on large framing jobs where thousands of fasteners are driven\u003c\/li\u003e\n \u003cli\u003eDual code compliance with both 2018 and 2021 IRC and IBC editions covers a wide range of jurisdictions and project timelines, reducing the need to source different fasteners for different inspection requirements\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 2-1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.160\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.450\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1-1\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 8-1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Tan\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16212QR50:\u003c\/strong\u003e 50 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16212QR75:\u003c\/strong\u003e 75 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16212QR150:\u003c\/strong\u003e 150 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16212QMB:\u003c\/strong\u003e 250 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16212Q:\u003c\/strong\u003e 1000 Pk - includes (2) T25 6-lobe driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat nail sizes does this screw replace in framing applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDWS Framing screw is specifically designed and load-rated to replace 16d, 10d, and 8d nails in structural wood framing applications, providing superior holding power and pull-out resistance compared to those common nail sizes.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eDo I need to predrill holes before driving this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo predrilling is required. The SawTooth Type-17 point is designed to cut into wood fibers quickly, enabling fast installation with reduced torque so the screw can be driven directly into framing lumber without a pilot hole.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat building codes does this screw comply with?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDWS Framing screw is code listed under IAPMO UES ER-192 and meets 2018 and 2021 IRC and IBC code requirements for several common wood framing applications, making it suitable for use on projects subject to either edition of these codes.\u003c\/dd\u003e\n\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit is needed to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw requires a T25 6-Lobe (Torx-style) bit. The 6-lobe recess is designed to grip the bit tightly, providing secure drive control and reducing the risk of cam-out during installation.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture. Please see item description for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45623319724262,"sku":"SDWS16212QR50","price":18.93,"currency_code":"USD","in_stock":true},{"title":"75 Pk","offer_id":46753260241126,"sku":"SDWS16212QR75","price":37.35,"currency_code":"USD","in_stock":true},{"title":"150 Pk","offer_id":46753260273894,"sku":"SDWS16212QR150","price":50.05,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753260306662,"sku":"SDWS16212QMB","price":86.91,"currency_code":"USD","in_stock":true},{"title":"1000 Pk","offer_id":46753260339430,"sku":"SDWS16212Q","price":246.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/31Y90gHU-EL_da00faf2-8567-49b9-8603-0043f8969799.jpg?v=1741658025"},{"product_id":"30-count-simpson-strong-tie-sdws27800ss-r30-276-x-8-inch-316ss-t50-flagged-structural-screw","title":"Simpson 0.275 x 8\" Strong-Drive SDWS TIMBER Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDWS Timber Screw in Type 316 Stainless Steel - 0.275\" x 8\"\u003c\/strong\u003e is a heavy-duty structural fastener engineered to deliver a high-strength, code-compliant alternative to through-bolting and traditional lag screws. Built from severe-corrosion-resistant Type 316 Stainless Steel, this 8-inch structural screw is purpose-built for coastal and harsh outdoor environments where saltwater exposure, chemical contact, and moisture can degrade standard fasteners over time. The washer head design and SawTooth point work together to simplify installation - no pre-drilling required in many applications - making it a practical choice for both professional contractors and do-it-yourself builders tackling docks, piers, boardwalks, wharves, ledgers, and structural wood framing connections.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel material\u003c\/strong\u003e - provides severe-corrosion resistance that outlasts standard stainless steel in saltwater, marine, and chemically aggressive environments, keeping structural connections intact over the long term\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.275\" heavy-duty shank diameter\u003c\/strong\u003e - delivers the load-bearing capacity needed for structural wood-to-wood and engineered-wood connections, reducing reliance on traditional lag screws or through-bolts\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e8\" length with 3\" thread length\u003c\/strong\u003e - achieves deep penetration into structural members for strong, lasting engagement in thick timber and engineered-wood assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth point\u003c\/strong\u003e - cuts through wood fibers cleanly to reduce splitting and minimize the need for pre-drilling, saving time during installation\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWasher head with 0.650\" head diameter\u003c\/strong\u003e - distributes clamping load over a wider surface area, improving pull-through resistance and surface bearing performance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT50 6-Lobe drive type\u003c\/strong\u003e - provides high torque transfer with reduced cam-out risk, allowing the screw to be driven fully without stripping, even in dense timber\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5 TPI (threads per inch) coarse thread\u003c\/strong\u003e - optimized for structural wood and timber applications, maximizing withdrawal resistance in solid and engineered wood members\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO UES ER-192\u003c\/strong\u003e - meets 2018 and 2021 IRC and IBC requirements for common wood framing and engineered-wood applications, so specifiers and inspectors have the documentation they need\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eWhere standard lag screws or through-bolts are the traditional solution, this SDWS Timber screw offers a faster, equally strong installation with no through-hole drilling required on many assemblies - reducing labor time and hardware complexity on structural connections.\u003c\/li\u003e\n \u003cli\u003eFor projects in coastal zones, marine environments, or anywhere severe corrosion is a concern - docks, wharves, piers, and boardwalks - the Type 316 Stainless Steel construction provides a level of corrosion resistance specifically suited to those demanding conditions.\u003c\/li\u003e\n \u003cli\u003eThe combination of IRC and IBC code compliance under IAPMO UES ER-192 means this fastener can be specified and used with confidence on permitted construction projects, satisfying inspector requirements for structural wood framing and engineered-wood connections.\u003c\/li\u003e\n \u003cli\u003eThe SawTooth point and T50 6-Lobe drive make this screw accessible to contractors and do-it-yourselfers alike - clean entry, strong drive, and straightforward installation without specialized tools beyond a standard T50 bit.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.275\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.650\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T50 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 5\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS27800SS-RC10:\u003c\/strong\u003e 10 Pk - includes one 6-lobe, T-50 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS27800SS-R30:\u003c\/strong\u003e 30 Pk - includes one 6-lobe, T-50 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS27800SS:\u003c\/strong\u003e 200 Pk - includes two 6-lobe, T-50 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eStructural wood-to-wood connections in coastal or severe corrosion environments\u003c\/li\u003e\n \u003cli\u003eEngineered-wood connections requiring code-listed structural fasteners\u003c\/li\u003e\n \u003cli\u003eDocks, wharves, piers, and boardwalks where saltwater and moisture exposure is continuous\u003c\/li\u003e\n \u003cli\u003eLedger connections on decks and marine structures\u003c\/li\u003e\n \u003cli\u003eCommon wood framing applications meeting 2018 and 2021 IRC and IBC code requirements\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SawTooth point is designed to cut through wood fibers as the screw is driven, which reduces the likelihood of wood splitting and can eliminate the need for pre-drilling in many structural timber applications. Always follow the project's engineering requirements and applicable code guidelines for final confirmation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat code approvals does the Simpson SDWS Timber Stainless Steel screw carry?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw is code listed under IAPMO UES ER-192 and meets the requirements of the 2018 and 2021 International Residential Code (IRC) and International Building Code (IBC) for several common wood framing and engineered-wood applications, making it suitable for use on permitted construction projects.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 Stainless Steel specified instead of standard stainless steel for marine and coastal applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 Stainless Steel contains molybdenum, which provides significantly enhanced resistance to chloride corrosion compared to Type 304 stainless steel. This makes it the appropriate material choice for piers, docks, boardwalks, wharves, and ledgers exposed to saltwater, salt air, and other chemically aggressive environments where long-term structural integrity is critical.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat size driver bit is needed to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T50 6-Lobe drive, so a T50 Torx-compatible bit is required for installation. The 6-lobe geometry provides high torque transfer and reduces cam-out risk when driving the screw fully into dense timber or engineered-wood members.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture. Please see the item specifications above for confirmed dimensions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45625902891238,"sku":"SDWS27800SS-RC10","price":101.85,"currency_code":"USD","in_stock":true},{"title":"30 Pk","offer_id":46753143619814,"sku":"SDWS27800SS-R30","price":214.86,"currency_code":"USD","in_stock":true},{"title":"200 Pk","offer_id":46753143652582,"sku":"SDWS27800SS","price":1300.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/31VMLQmH1kL_3f489b08-5f6b-429f-aa97-cada78eb78ef.jpg?v=1741658023"},{"product_id":"30-count-simpson-strong-tie-sdws27600ss-r30-276-x-6-inch-316ss-t50-flagged-structural-screw","title":"Simpson 0.275 x 6\" Strong-Drive SDWS TIMBER Stainless Steel Screw","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDWS TIMBER Stainless Steel Screw (0.275\" shank x 6\" length)\u003c\/strong\u003e by Simpson delivers a high-strength, easy-to-install fastening solution engineered for demanding structural wood connections in coastal and severe corrosion environments. Constructed from Type 316 Stainless Steel, this heavy-duty structural screw resists saltwater, chemicals, and harsh outdoor conditions that would degrade standard fasteners - making it the go-to choice for piers, boardwalks, wharves, docks, and ledger board applications where both strength and long-term corrosion resistance are non-negotiable. As a code-listed alternative to through-bolting and traditional lag screws, the SDWS TIMBER SS simplifies installation for contractors and do-it-yourselfers alike while meeting current building code requirements.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel material and finish\u003c\/strong\u003e - provides severe corrosion resistance in saltwater, coastal, and chemically aggressive environments where standard galvanized fasteners are inadequate\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.275\" shank diameter\u003c\/strong\u003e - heavy-duty shank size delivers the structural load capacity needed for wood-to-wood and engineered-wood framing connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6\" length with 3\" thread length\u003c\/strong\u003e - deep penetration into receiving members ensures a secure, high-strength mechanical connection without the need for pre-drilling in many applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth point\u003c\/strong\u003e - self-drilling tip bites into wood fibers quickly and cleanly, reducing installation effort and eliminating the need for a pilot hole in typical applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT50 6-Lobe drive type\u003c\/strong\u003e - high-torque drive interface reduces cam-out and strip-out during driving, giving installers confident control at full seating depth\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWasher head with 0.650\" head diameter\u003c\/strong\u003e - large bearing surface distributes clamping load across a wider area, reducing wood crushing and improving pull-through resistance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e5 TPI thread\u003c\/strong\u003e - coarse threading is optimized for structural lumber and engineered wood, maximizing withdrawal resistance in each connection\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode listed under IAPMO UES ER-192, meets 2018 and 2021 IRC and IBC requirements\u003c\/strong\u003e - use with confidence on permitted projects where inspectors require documented code compliance for structural fasteners\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eReplaces through-bolts and lag screws in structural applications\u003c\/strong\u003e - the SDWS TIMBER SS is specifically engineered as a high-strength alternative to traditional fastening methods, reducing installation time and labor on structural framing and engineered-wood connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for the harshest corrosion environments\u003c\/strong\u003e - Type 316 Stainless Steel outperforms standard stainless and galvanized finishes in marine, coastal, and chemically exposed settings, making this screw the appropriate choice for piers, wharves, boardwalks, and waterfront ledgers\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDual-audience design for professionals and DIYers\u003c\/strong\u003e - the SawTooth self-drilling point, T50 6-Lobe drive, and washer head combine to make installation straightforward without sacrificing structural integrity, whether on a job site or a home project\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets current model building codes\u003c\/strong\u003e - code listing under IAPMO UES ER-192 and compliance with 2018 and 2021 IRC and IBC requirements means this fastener can be specified and inspected on permitted construction projects with confidence\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 0.275 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 6 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Washer Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.650 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T50 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 5\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS27600SS-RC10:\u003c\/strong\u003e 10 Pk - includes one 6-lobe, T-50 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS27600SS-R30:\u003c\/strong\u003e 30 Pk - includes one 6-lobe, T-50 driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS27600SS:\u003c\/strong\u003e 300 Pk - includes two 6-lobe, T-50 driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eStructural wood-to-wood connections in coastal or severe corrosion environments\u003c\/li\u003e\n \u003cli\u003eEngineered-wood framing connections exposed to saltwater or chemical corrosion\u003c\/li\u003e\n \u003cli\u003eDock and pier construction requiring code-compliant structural fasteners\u003c\/li\u003e\n \u003cli\u003eWharves and boardwalks in marine or waterfront settings\u003c\/li\u003e\n \u003cli\u003eLedger board connections in exterior and coastal construction\u003c\/li\u003e\n \u003cli\u003eCommon wood framing applications meeting 2018 and 2021 IRC and IBC code requirements\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require a pilot hole before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDWS TIMBER SS features a SawTooth point designed for self-drilling entry into wood and engineered-wood materials. In typical structural lumber applications, a pilot hole is not required, which speeds up installation for both contractors and do-it-yourselfers.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat code listings apply to this screw and which building codes does it satisfy?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw is code listed under IAPMO UES ER-192 and meets the requirements of the 2018 and 2021 International Residential Code (IRC) and International Building Code (IBC) for several common wood framing and engineered-wood applications. It is suitable for use on permitted projects where structural fastener documentation is required by inspectors.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is Type 316 Stainless Steel specified for this screw instead of a standard stainless or galvanized finish?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 Stainless Steel offers severe corrosion resistance specifically suited for coastal, marine, and chemically aggressive environments - such as docks, wharves, piers, and waterfront boardwalks - where standard galvanized or Type 304 stainless fasteners may not provide adequate long-term performance. The 316 grade is the specified material for this product.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive bit is required to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T50 6-Lobe drive interface. A T50 Torx-style bit is required for installation. The 6-lobe design helps reduce cam-out and allows high torque to be applied during driving, which is important when seating a heavy-duty structural screw into dense lumber or engineered wood.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture. Please see item specifications for exact dimensions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"10 Pk","offer_id":45625902530790,"sku":"SDWS27600SS-RC10","price":83.44,"currency_code":"USD","in_stock":true},{"title":"30 Pk","offer_id":46753143554278,"sku":"SDWS27600SS-R30","price":163.01,"currency_code":"USD","in_stock":true},{"title":"300 Pk","offer_id":46753143587046,"sku":"SDWS27600SS","price":1375.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/31VMLQmH1kL_3f489b08-5f6b-429f-aa97-cada78eb78ef.jpg?v=1741658022"},{"product_id":"simpson-strong-tie-sdws16300qmb-160-x-3-sdws-quikguard-framing-screw-250ct","title":"Simpson 0.160 x 3\" Strong-Drive SDWS FRAMING Screw Quik Guard, Tan","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDWS Framing Screw with Quik Guard Coating\u003c\/strong\u003e is a structurally rated wood framing fastener engineered to replace common nails - including 16d, 10d, and 8d nails - in a wide range of framing applications. At 0.160 in. shank diameter and 3 in. length, this screw delivers superior holding power and pull-out resistance compared to traditional nails, making it a trusted choice for carpenters, contractors, and framers who need code-compliant performance in structural wood assemblies. The tan Quik Guard finish provides a clean, consistent look while the screw's purpose-built geometry is optimized for fast, controlled installation in common wood framing tasks.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard Coating (Tan)\u003c\/strong\u003e - provides a corrosion-resistant finish suited for framing environments, with a tan color that blends naturally with wood surfaces for a clean appearance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.160 in. Shank Diameter\u003c\/strong\u003e - a heavier-gauge profile than standard nails, delivering greater shear strength and pull-out resistance in structural framing connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSawTooth Type-17 Point\u003c\/strong\u003e - cuts into wood fiber on contact for fast starts and reduced drive torque, allowing installation without predrilling and speeding up framing workflows\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow Profile Head (0.450 in. diameter)\u003c\/strong\u003e - countersinks cleanly and easily into the wood surface, providing a flush finish that won't interfere with adjacent materials or finishes\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe Drive\u003c\/strong\u003e - the 6-lobe recess holds the driver bit tightly during installation, reducing cam-out and giving the installer more secure, confident drive control\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSerrated Threads with 8-1\/2 TPI\u003c\/strong\u003e - aggressive thread geometry bites firmly into wood fibers, maximizing grip and resistance to withdrawal forces in framing assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1-5\/8 in. Thread Length\u003c\/strong\u003e - full engagement thread depth ensures strong anchoring through typical framing lumber thicknesses\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode Listed under IAPMO UES ER-192\u003c\/strong\u003e - meets 2018 and 2021 IRC and IBC code requirements for several common wood framing applications, simplifying inspection and approval on the job site\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned as a direct nail replacement for 16d, 10d, and 8d nails, this screw is load-rated for structural framing - so you get a code-compliant connection with better holding power than a nail without changing how you frame\u003c\/li\u003e\n \u003cli\u003eThe SawTooth Type-17 point eliminates the need for predrilling in most framing lumber, saving time and reducing labor on high-volume framing work\u003c\/li\u003e\n \u003cli\u003eIAPMO UES ER-192 code listing and compliance with 2018 and 2021 IRC and IBC requirements means inspectors and engineers recognize this fastener for common structural wood framing applications - no guesswork on the job\u003c\/li\u003e\n \u003cli\u003eThe T25 6-lobe drive combined with the low profile head gives installers positive bit engagement and a flush countersink result, reducing stripped drives and delivering a cleaner finish compared to standard framing nails\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.160\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.450\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Low Profile Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e SawTooth Type-17 Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Serrated Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 1 5\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e 8 1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Tan\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode Listing:\u003c\/strong\u003e IAPMO UES ER-192\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCode Compliance:\u003c\/strong\u003e 2018 and 2021 IRC and IBC\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16300QR50:\u003c\/strong\u003e 50 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16300QR75:\u003c\/strong\u003e 75 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16300QR150:\u003c\/strong\u003e 150 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16300QMB:\u003c\/strong\u003e 250 Pk - includes (1) T25 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDWS16300Q:\u003c\/strong\u003e 1000 Pk - includes (2) T25 6-lobe driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eCan the SDWS Framing Screw replace nails in structural framing without predrilling?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The SawTooth Type-17 point is designed to cut into wood fiber on contact, enabling fast installation with reduced torque and without the need for predrilling in standard framing lumber. This makes it a practical nail replacement for 16d, 10d, and 8d framing nails.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw approved for use under building codes?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The SDWS Framing Screw is code listed under IAPMO UES ER-192 and meets the requirements of the 2018 and 2021 International Residential Code (IRC) and International Building Code (IBC) for several common wood framing applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit does this screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T25 6-lobe drive. The 6-lobe recess is designed to hold the driver bit tightly, providing secure drive control and reducing the risk of cam-out during installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy does this screw have a low profile head?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe low profile head, measuring 0.450 in. in diameter, is specifically designed to countersink easily and cleanly into the wood surface. This provides a flush finish that keeps the screw head from protruding above the material, which is important in framing assemblies where adjacent members or surfaces must fit tightly together.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture. Please see item description for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45623319920870,"sku":"SDWS16300QR50","price":21.65,"currency_code":"USD","in_stock":true},{"title":"75 Pk","offer_id":46753260404966,"sku":"SDWS16300QR75","price":40.61,"currency_code":"USD","in_stock":true},{"title":"150 Pk","offer_id":46753260437734,"sku":"SDWS16300QR150","price":56.91,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":46753260470502,"sku":"SDWS16300QMB","price":93.22,"currency_code":"USD","in_stock":true},{"title":"1000 Pk","offer_id":46753260503270,"sku":"SDWS16300Q","price":263.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/31Y90gHU-EL.jpg?v=1741658020"},{"product_id":"simpson-strong-tie-12-x-3-square-drive-type-316-stainless-steel-bugle-head-deck-screws-1500-pc-bulk-pail","title":"Simpson #12 x 3\" Strong-Drive DWP WOOD Screw Flat Head, 316 Stainless Steel","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive DWP Wood Screw in #12 x 3\" with Type 316 Stainless Steel Flat Head\u003c\/strong\u003e is a load-rated structural fastener engineered for demanding exterior applications where corrosion resistance and verified load performance are non-negotiable. Designed specifically for decks, docks, boardwalks, and other outdoor wood connections exposed to moisture, saltwater, or chemically aggressive environments, this screw delivers the holding strength and long-term durability that exterior structural work demands. Its T27 6-lobe drive, sharp point, and unique box thread design make it a reliable choice for both professional contractors and serious DIYers tackling exterior engineered connections.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eType 316 Stainless Steel material\u003c\/strong\u003e - provides superior resistance to saltwater, chlorides, and harsh outdoor environments, making it the right choice for seaside docks, waterfront boardwalks, and coastal deck construction where ordinary fasteners corrode prematurely.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFlat head profile with 0.435\" head diameter\u003c\/strong\u003e - sits flush with the wood surface for a clean, snag-free finish that is ideal for deck boards and walking surfaces.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnique box thread design\u003c\/strong\u003e - greatly reduces driving torque during installation, which means more screws driven per battery charge and less fatigue over long work sessions.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSpecially designed sharp point\u003c\/strong\u003e - penetrates hard wood products and engineered wood with ease, eliminating the need for pre-drilling in many applications and speeding up installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT27 6-lobe drive\u003c\/strong\u003e - provides a secure, positive bit engagement that resists cam-out, extends bit life, and allows confident driving even at awkward angles.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLoad-rated per ICC-ES AC233\u003c\/strong\u003e - tested and verified for shear, pull-through, and withdrawal resistance, so you can specify and document structural performance with confidence on permitted projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3\" length in #12 diameter\u003c\/strong\u003e - provides deep, reliable penetration into structural members for strong withdrawal resistance in deck and dock framing connections.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for high-corrosion and severe-exposure environments\u003c\/strong\u003e - Type 316 stainless steel outperforms standard stainless in chloride-rich settings such as marine docks, coastal boardwalks, and waterfront decks, where exposure to salt spray and moisture accelerates corrosion in lower-grade fasteners.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStructurally verified - not just a commodity screw\u003c\/strong\u003e - testing to ICC-ES acceptance criteria AC233 with published shear, pull-through, and withdrawal load ratings means this fastener can be specified on engineered drawings and submitted for permit inspections with documented performance data.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFaster installation without sacrificing holding power\u003c\/strong\u003e - the combination of box threads that reduce driving torque and a sharp point that bites into hardwood and engineered wood products translates directly into faster job completion and reduced tool battery drain on large deck or dock projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eA single fastener for multiple exterior structural uses\u003c\/strong\u003e - whether connecting deck boards to joists, assembling dock framing near open water, or securing boardwalk planking, this screw is tested and appropriate for a broad range of exterior wood-to-wood structural connections.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #12\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Flat Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.435 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T27 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Box Threads\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e Sharp Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 316 Stainless Steel\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApprox. Count Per Lb:\u003c\/strong\u003e 48\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eT12300WP1:\u003c\/strong\u003e 1 Lb (48) - includes (1) T27 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT12300WP5:\u003c\/strong\u003e 5 Lb (240) - includes (1) T27 6-lobe driver bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT12300WPB:\u003c\/strong\u003e 1500 Pk - includes (2) T27 6-lobe driver bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDeck construction and deck board fastening in exterior environments\u003c\/li\u003e\n \u003cli\u003eDock and pier assembly near fresh or saltwater\u003c\/li\u003e\n \u003cli\u003eBoardwalk and walkway structural connections\u003c\/li\u003e\n \u003cli\u003eGeneral exterior structural wood connections requiring load-rated fasteners\u003c\/li\u003e\n \u003cli\u003eApplications in high or severe corrosion environments including coastal and marine settings\u003c\/li\u003e\n \u003cli\u003eConnections in wood, engineered wood, and polymer materials\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat makes Type 316 stainless steel the right choice for dock and marine applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eType 316 stainless steel contains molybdenum, which significantly increases its resistance to chlorides, salt spray, and the corrosive chemicals present in marine and waterfront environments. For docks, boardwalks, and coastal decks that face continuous moisture and salt exposure, 316 stainless provides a higher level of corrosion protection than standard 304 stainless or zinc-coated fasteners - helping the connection maintain its structural integrity over time in severe-exposure conditions.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws load-rated for structural use on permitted projects?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Strong-Drive DWP Wood SS screws have been tested in accordance with ICC-ES acceptance criteria AC233 and carry published load ratings for shear, pull-through, and withdrawal resistance. This means they can be specified on engineered structural drawings and submitted to building departments as part of a permitted deck, dock, or boardwalk project.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat is a box thread design and why does it matter for driving performance?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe box thread is a unique thread geometry used on the Strong-Drive DWP Wood SS screw that is engineered to significantly reduce the driving torque required to seat the fastener. Lower driving torque means your drill or impact driver works less hard per screw, extending battery run time and reducing driver wear - which adds up to meaningful time and cost savings on large exterior projects involving hundreds of fasteners.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive bit size does this screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T27 6-lobe (Torx-style) drive, which requires a T27 bit. The 6-lobe profile creates positive engagement between the bit and the fastener head, which resists cam-out, extends the usable life of the bit, and makes it easier to drive screws confidently - including in overhead or awkward positions common on dock and deck framing work.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions may differ from picture. Please refer to the specifications listed above for accurate dimensions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"1 Lb (48)","offer_id":45668433395942,"sku":"T12300WP1","price":45.72,"currency_code":"USD","in_stock":true},{"title":"5 Lb (240)","offer_id":46753205846246,"sku":"T12300WP5","price":177.42,"currency_code":"USD","in_stock":true},{"title":"1500 Pk","offer_id":46753205879014,"sku":"T12300WPB","price":697.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/Strong-Drive_DWP_WOOD_SS_Screw_Flat-Head.jpg?v=1741658105"},{"product_id":"simpson-strong-tie-dsvr3-10-3-deck-drive-dsv-wood-screw-red-t25","title":"Simpson #10 x 3\" Red, Deck-Drive DSV Wood Screw T25 DSVR3R","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Deck-Drive DSV Wood Screw, #10 x 3\" with T25 6-Lobe Drive and Quik Guard Coating in Red\u003c\/strong\u003e is a purpose-built fastening solution from Simpson designed for preservative-treated wood decking installations. The red Quik Guard coating blends with natural wood tones while delivering corrosion resistance suited for exterior conditions and certain treated lumber applications. Whether you are building a new deck, replacing boards, securing guard rail posts, or working on a dock or boardwalk project, the DSV's variable thread design and high-low threaded point deliver clean, consistent results in dimensional lumber and fast-growth wood species.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eRimmed Flat Head with Under-Head Nibs\u003c\/strong\u003e - the nibs bite into the wood surface as the screw seats, allowing the head to countersink smoothly and leave a clean, finished appearance without surface tear-out.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable Thread Design\u003c\/strong\u003e - threads are optimized specifically for dimensional lumber and fast-growth wood, helping the screw accommodate the natural swelling and shrinkage cycles common in deck boards over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh-Low Threaded Point\u003c\/strong\u003e - alternating thread heights provide fast, self-starting entry into wood without pre-drilling, reducing installation time and effort on large decking projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe Drive Type\u003c\/strong\u003e - the 6-lobe interface provides superior torque transfer and reduces cam-out compared to standard Phillips or square drives, so the bit stays engaged throughout the full drive stroke.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard Coating\u003c\/strong\u003e - provides corrosion resistance for exterior applications and certain preservative-treated wood environments as described by ICC-ES AC257, exposure conditions 1 and 3, protecting the fastener over the life of the deck.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRed Color Finish\u003c\/strong\u003e - the red tone blends with the natural color palette of wood decking, keeping fastener heads visually discreet in the finished surface.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCompatible with Quik Drive Auto-Feed System\u003c\/strong\u003e - available in collated strips for use with the Simpson Strong-Tie Quik Drive system, dramatically increasing installation speed on large decking surfaces.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow-Torque Thread Profile\u003c\/strong\u003e - the optimized thread geometry reduces resistance during driving, allowing more screws to be driven on a single battery charge compared to conventional deck screws.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eSpecifically engineered for preservative-treated decking - the Quik Guard coating meets ICC-ES AC257 requirements for exterior and treated-lumber exposure conditions, making it a code-relevant choice for deck construction where corrosion resistance matters.\u003c\/li\u003e\n \u003cli\u003eThe variable thread shank is designed to flex with the wood rather than against it - fast-growth lumber expands and contracts significantly with moisture changes, and the DSV's shank geometry is built to handle those forces without loosening or cracking the deck board over time.\u003c\/li\u003e\n \u003cli\u003eVersatile enough for guard rail posts, railing framing, fascia, trim, docks, and boardwalks - not just deck surface boards - giving contractors a single screw solution across multiple phases of an outdoor wood structure project.\u003c\/li\u003e\n \u003cli\u003eAvailable in both hand-drive format and collated strips for automated driving systems, so the same screw works whether you are doing precision detail work or high-volume installation across an entire deck field.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.330\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Rimmed Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAppx Count Per Lb:\u003c\/strong\u003e 76\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR3R1LB:\u003c\/strong\u003e 1 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR3R5LB:\u003c\/strong\u003e 5 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR3R350:\u003c\/strong\u003e 350 Pk - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR3MB:\u003c\/strong\u003e 1750 Pk - includes (2) T25 6-lobe driver bits (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eDIY\/Home Projects\u003c\/li\u003e\n \u003cli\u003eDecks - Deck Boards Wood\u003c\/li\u003e\n \u003cli\u003eGeneral Framing\u003c\/li\u003e\n \u003cli\u003eDecks - Guard Rail Post to Deck\u003c\/li\u003e\n \u003cli\u003eDock and Boardwalk\u003c\/li\u003e\n \u003cli\u003eFurniture\u003c\/li\u003e\n \u003cli\u003eDecks - Railing Post-to-Deck Framing\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eIs the Quik Guard coating appropriate for use with pressure-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Quik Guard coating provides corrosion resistance for exterior applications and certain preservative-treated wood environments as described by ICC-ES AC257, exposure conditions 1 and 3. Always verify that your specific treated lumber and exposure condition fall within those parameters before installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDo I need to pre-drill before driving these screws into deck boards?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The high-low threaded point is designed to self-start in wood without pre-drilling, providing fast entry into dimensional lumber and reducing prep time during deck board installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan these screws be used with an auto-feed driving system?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The DSV Wood screw is available in collated strips compatible with the Simpson Strong-Tie Quik Drive auto-feed screw driving system, making it suitable for both hand-drive installation and high-volume collated driving applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy is the thread design described as \"variable\" and what does that mean for wood deck boards?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe variable thread design means the thread pitch or profile is optimized to work specifically with dimensional and fast-growth lumber. This shank design is engineered to handle the swelling and shrinkage that naturally occurs in wood deck boards due to moisture changes, helping maintain a secure hold over the long term rather than loosening as the wood moves.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"1 Lb","offer_id":45591465033958,"sku":"DSVR3R1LB","price":15.42,"currency_code":"USD","in_stock":true},{"title":"5 Lb","offer_id":46753229045990,"sku":"DSVR3R5LB","price":54.81,"currency_code":"USD","in_stock":true},{"title":"350 Pk","offer_id":46753229078758,"sku":"DSVR3R350","price":55.06,"currency_code":"USD","in_stock":true},{"title":"1750 Pk","offer_id":46753229111526,"sku":"DSVR3MB","price":172.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/red_600x_b27fb309-ebc1-4d28-9dc2-65ed1563da43.png?v=1741656807"},{"product_id":"simpson-strong-tie-dsvr312-10-3-1-2-deck-drive-dsv-wood-screw-red-t25","title":"Simpson #10 x 3-1\/2\" Red, Deck-Drive DSV Wood Screw T25 DSVR312R","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Deck-Drive DSV Wood Screw - #10 x 3-1\/2\" in Red with Quik Guard Coating\u003c\/strong\u003e is a purpose-built fastener from Simpson Strong-Tie designed for preservative-treated decking, dock and boardwalk construction, and general wood-to-wood framing applications. The red color-matched finish helps these screws blend naturally with wood deck boards, while the Quik Guard coating delivers corrosion resistance suited to exterior and chemically treated lumber environments. Whether you are building a backyard deck, installing guard rail posts, or securing fascia and trim, the DSV screw combines a fast-start tip with a variable thread design to drive smoothly and countersink cleanly without splitting or surface damage.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eRimmed Flat Head with Nibs\u003c\/strong\u003e - the under-head nibs bite into the wood surface as the screw is driven, allowing the head to countersink cleanly and flush for a finished, professional appearance on exposed deck boards.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh-Low Threaded Point\u003c\/strong\u003e - alternating thread heights reduce driving resistance and provide fast starts, meaning less effort per fastener and faster installation across large decking projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable Thread Design\u003c\/strong\u003e - the shank geometry is engineered to flex with the natural swelling and shrinkage of fast-growth and preservative-treated lumber, reducing the risk of surface cracking or fastener push-out over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe Drive Type\u003c\/strong\u003e - the 6-lobe interface transfers torque efficiently and resists cam-out, giving installers better bit engagement and more consistent drives even in awkward positions.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard Coating\u003c\/strong\u003e - provides corrosion resistance for exterior applications and compatibility with certain preservative-treated wood products, making these screws a reliable choice for outdoor decks, docks, and boardwalks exposed to moisture.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRed Color\u003c\/strong\u003e - color is matched to complement natural wood tones on deck surfaces, creating a cleaner visual result compared to silver or bright zinc fasteners.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e#10 x 3-1\/2\" Sizing\u003c\/strong\u003e - the length and diameter are optimized for fastening deck boards to joists, securing railing posts, and general framing tasks where a strong, deep bite into dimensional lumber is required.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned specifically for preservative-treated and fast-growth lumber\u003c\/strong\u003e - the variable thread shank is built to handle the dimensional movement common in wood decking, reducing the long-term risk of fastener failure, board cupping, or surface lifting that can occur with standard screws.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCompatible with the Simpson Strong-Tie Quik Drive auto-feed system\u003c\/strong\u003e - DSV screws are available in collated strips for use with the Quik Drive system, which means high-volume deck installations can be completed significantly faster than with hand-drive-only fasteners.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCorrosion resistance for outdoor and treated-wood environments\u003c\/strong\u003e - the Quik Guard coating is formulated to perform in exterior exposure conditions, making these screws appropriate for decks, docks, boardwalks, and other structures where moisture and chemical treatment are ongoing concerns.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVersatile across multiple deck and framing applications\u003c\/strong\u003e - from deck boards and fascia to guard rail posts and railing post-to-deck framing connections, a single screw type handles a broad range of common deck construction tasks, simplifying fastener selection and jobsite inventory.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3-1\/2 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.330 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Rimmed Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApproximate Count Per Lb:\u003c\/strong\u003e 66\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR312R1LB:\u003c\/strong\u003e 1 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR312R5LB:\u003c\/strong\u003e 5 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR312R350:\u003c\/strong\u003e 350 Pk - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR312MB:\u003c\/strong\u003e 1000 Pk - includes (2) T25 6-lobe driver bits (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eDIY\/Home Projects\u003c\/li\u003e\n \u003cli\u003eDecks - Deck Boards Wood\u003c\/li\u003e\n \u003cli\u003eGeneral Framing\u003c\/li\u003e\n \u003cli\u003eDecks - Guard Rail Post to Deck\u003c\/li\u003e\n \u003cli\u003eDock and Boardwalk\u003c\/li\u003e\n \u003cli\u003eFurniture\u003c\/li\u003e\n \u003cli\u003eDecks - Railing Post-to-Deck Framing\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of coating do these screws use, and is it suitable for pressure-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws feature Simpson's Quik Guard Coating, which provides corrosion resistance for exterior applications and compatibility with certain preservative-treated wood products. This makes them appropriate for outdoor deck, dock, and boardwalk construction where treated lumber and moisture exposure are common.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy does the head design include nibs under the head?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Rimmed Flat Head with Nibs is designed so the nibs engage the wood surface as the screw is driven down, allowing the head to countersink cleanly and sit flush. This produces a neat, finished appearance on exposed deck boards without requiring pre-drilling for countersinking.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan these screws be used with an auto-feed screw driving system?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. DSV screws are available in collated strips for use with the Simpson Strong-Tie Quik Drive auto-feed screw driving system, in addition to standard hand-drive use. This makes them well suited for high-volume decking installations where speed and consistency are priorities.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat does the Variable Thread Design do for wood decking applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Variable Thread Design is specifically engineered to accommodate the swelling and shrinkage that is common with fast-growth lumber and preservative-treated wood. This thread geometry helps maintain holding strength over time as the lumber moves seasonally, reducing the likelihood of boards lifting or fasteners loosening.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"1 Lb","offer_id":45591465165030,"sku":"DSVR312R1LB","price":15.42,"currency_code":"USD","in_stock":true},{"title":"5 Lb","offer_id":46753229144294,"sku":"DSVR312R5LB","price":54.81,"currency_code":"USD","in_stock":true},{"title":"350 Pk","offer_id":46753229177062,"sku":"DSVR312R350","price":71.46,"currency_code":"USD","in_stock":true},{"title":"1000 Pk","offer_id":46753229209830,"sku":"DSVR312MB","price":183.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/red_600x_690296d3-3185-43e8-8139-2abb8a058cbf.png?v=1741656807"},{"product_id":"simpson-strong-tie-dsvr4-10-4-deck-drive-dsv-wood-screw-red-t25","title":"Simpson #10 x 4\" Red, Deck-Drive DSV Wood Screw T25 DSVR4R","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Deck-Drive DSV Wood Screw in #10 x 4\" with a T25 6-Lobe drive\u003c\/strong\u003e is a load-rated fastening solution engineered specifically for preservative-treated wood decking applications. Finished in a Red Quik Guard coating that blends with natural wood tones, this screw is built to handle the swelling and shrinkage cycles inherent to outdoor lumber - delivering a clean, countersunk appearance and reliable structural performance in exterior decking projects.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eLoad-rated for shear, pull-through, and withdrawal resistance\u003c\/strong\u003e - provides verified structural performance you can rely on for code-compliant deck builds\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRibbed flat head with underhead nibs\u003c\/strong\u003e - countersinks smoothly and cleanly into wood deck boards, leaving a finished, professional surface without splitting or tear-out\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable Thread Design with High-Low Threaded Tip\u003c\/strong\u003e - optimized thread geometry for dimensional lumber reduces driving torque by up to 35%, extending battery life on cordless tools\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh-Low Threaded Tip with Type-17 point\u003c\/strong\u003e - fast-start tip reduces the need for pre-drilling and speeds up installation in treated wood decking\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard corrosion-resistant coating\u003c\/strong\u003e - meets ICC-ES AC257 exposure conditions 1 and 3, making these screws suitable for exterior environments and certain preservative-treated wood applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRed color finish\u003c\/strong\u003e - blends naturally with wood decking for an aesthetically clean result that does not draw attention to fastener locations\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe drive type\u003c\/strong\u003e - provides positive bit engagement, reducing cam-out and driver slippage during high-volume decking installation\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank engineered for wood movement\u003c\/strong\u003e - designed to withstand the natural swelling and shrinkage cycles of wood decking products, maintaining holding strength over time\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe driver bit included\u003c\/strong\u003e - installer is ready to work immediately without sourcing a separate bit\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePurpose-built for treated decking\u003c\/strong\u003e - unlike general-purpose wood screws, the DSV is specifically engineered for preservative-treated lumber, with a Quik Guard coating rated under ICC-ES AC257 for outdoor and treated-wood exposure conditions, so you are not guessing at compatibility\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaximizes battery tool efficiency\u003c\/strong\u003e - the low-torque variable thread design allows up to 35% more screws per battery charge, which meaningfully reduces downtime and tool fatigue on large deck projects\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDelivers a finished appearance without extra steps\u003c\/strong\u003e - the ribbed flat head with underhead nibs countersinks flush and clean in a single pass, eliminating the need for manual countersinking on standard deck boards\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStructural confidence with load ratings\u003c\/strong\u003e - the DSV carries load ratings for shear, pull-through, and withdrawal, giving contractors and homeowners documented fastener performance rather than relying on unrated alternatives\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e DSVR4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.333 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Ribbed Flat Head\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Tip\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Material:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR4R1LB:\u003c\/strong\u003e 1 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR4R5LB:\u003c\/strong\u003e 5 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR4R350:\u003c\/strong\u003e 350 Pk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVR4MB:\u003c\/strong\u003e 1000 Pk - includes (2) T25 6-lobe driver bits (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of decking applications are these screws rated for?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Deck-Drive DSV Wood Screw is a load-rated fastener designed for preservative-treated wood decking applications. Its Quik Guard coating meets ICC-ES AC257 exposure conditions 1 and 3, covering exterior and certain preservative-treated wood environments.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDo I need a special driver bit to install these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a T25 6-Lobe drive type. A T25 6-Lobe driver bit is included, so no separate bit purchase is required before getting started.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWill these screws handle the natural movement of wood decking over time?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The DSV shank is specifically engineered to withstand the swelling and shrinkage that is common with wood decking products, helping maintain holding strength as lumber expands and contracts with seasonal moisture changes.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDo I need to pre-drill before driving these screws into deck boards?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe High-Low Threaded Tip with a Type-17 point is designed to provide fast starts in wood decking without requiring pre-drilling in most standard applications. The ribbed flat head with underhead nibs also countersinks cleanly in a single pass.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"1 Lb","offer_id":45591465296102,"sku":"DSVR4R1LB","price":15.42,"currency_code":"USD","in_stock":true},{"title":"5 Lb","offer_id":46753229242598,"sku":"DSVR4R5LB","price":54.81,"currency_code":"USD","in_stock":true},{"title":"350 Pk","offer_id":46753229275366,"sku":"DSVR4R350","price":83.44,"currency_code":"USD","in_stock":false},{"title":"1000 Pk","offer_id":46753229308134,"sku":"DSVR4MB","price":211.18,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/red_600x_e4988699-abeb-464a-916d-9333b1d7737f.png?v=1741656806"},{"product_id":"simpson-strong-tie-dsvt3-10-x-3-deck-drive-dsv-wood-screw-tan-t25","title":"Simpson #10 x 3\" Tan, Deck-Drive DSV Wood Screw T25 DSVT3","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Deck-Drive DSV Wood Screw - #10 x 3\" Tan, T25 Drive\u003c\/strong\u003e is a load-rated fastening solution engineered by Simpson for preservative-treated wood decking, general framing, and a wide range of structural wood-to-wood applications. Protected by a Quik Guard Coating that blends with natural wood tones, this tan-colored screw is purpose-built for deck boards, railing post-to-deck connections, dock and boardwalk construction, and furniture assembly. Its Variable Thread Design and High-Low Threaded Point work together to deliver fast, clean starts and reliable holding power - even in wood that expands and contracts with seasonal moisture changes.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable Thread Design\u003c\/strong\u003e - optimized thread geometry reduces torque requirements, letting you drive more screws per battery charge and reducing installer fatigue on large deck projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh-Low Threaded Point\u003c\/strong\u003e - alternating thread heights provide fast starts and aggressive bite into wood fibers, eliminating the need for pre-drilling in most applications and speeding up installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRimmed Flat Head with Nibs\u003c\/strong\u003e - the nibs shear into wood fibers as the screw seats, allowing the head to countersink cleanly and flush without splintering, leaving a finished, professional appearance.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard Coating\u003c\/strong\u003e - provides corrosion resistance rated for exterior environments and certain preservative-treated wood applications, keeping connections secure against moisture and chemical exposure over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe Drive Type\u003c\/strong\u003e - the 6-lobe interface transfers torque efficiently with minimal bit slippage, reducing cam-out and protecting both the fastener head and the surrounding wood surface.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTan Color Finish\u003c\/strong\u003e - the tan tone is designed to blend with natural wood decking colors, minimizing the visual impact of fastener heads on the finished deck surface.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLoad-Rated Performance\u003c\/strong\u003e - this screw is engineered to resist shear, pull-through, and withdrawal forces, making it suitable for structural deck-framing connections such as guard rail post-to-deck and railing post-to-deck framing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.330 in. Head Diameter\u003c\/strong\u003e - a precisely sized rimmed head distributes clamping load across the wood surface, reducing the risk of pull-through in decking boards under repeated live loads.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned specifically for the demands of wood decking - the shank geometry accommodates the natural swelling and shrinkage of wood deck boards, helping maintain connection integrity through seasonal weather cycles without fastener loosening or board cupping.\u003c\/li\u003e\n \u003cli\u003eThe Quik Guard Coating meets the corrosion-resistance requirements for exterior and certain preservative-treated lumber applications, making this screw a code-aligned choice for deck builds where treated lumber is used throughout the framing and decking layers.\u003c\/li\u003e\n \u003cli\u003eVersatile enough for dock and boardwalk construction, furniture assembly, and general framing in addition to standard deck applications - one screw covers a broad range of wood-to-wood fastening tasks on the job site or in a DIY project.\u003c\/li\u003e\n \u003cli\u003eThe low-torque Variable Thread Design extends battery life during cordless tool operation, reducing the number of battery changes needed on a full deck installation and helping contractors and DIYers maintain productivity throughout the project.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.330 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Rimmed Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Tan\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApprox. Count Per Lb:\u003c\/strong\u003e 76\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT3R70:\u003c\/strong\u003e 70 Pk - includes T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT3R1LB:\u003c\/strong\u003e 1 Lb (76) - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT3R210:\u003c\/strong\u003e 210 Pk - includes T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT3R5LB:\u003c\/strong\u003e 5 Lb (380) - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT3R350:\u003c\/strong\u003e 350 Pk - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT3MB:\u003c\/strong\u003e 1750 Pk - includes (2) T25 6-lobe driver bits (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eDIY\/Home Projects\u003c\/li\u003e\n \u003cli\u003eDecks - Deck Boards Wood\u003c\/li\u003e\n \u003cli\u003eGeneral Framing\u003c\/li\u003e\n \u003cli\u003eDecks - Guard Rail Post to Deck\u003c\/li\u003e\n \u003cli\u003eDock and Boardwalk\u003c\/li\u003e\n \u003cli\u003eFurniture\u003c\/li\u003e\n \u003cli\u003eDecks - Railing Post-to-Deck Framing\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eAre these screws suitable for use with preservative-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Quik Guard Coating on these screws is formulated to provide corrosion resistance for exterior applications and certain preservative-treated wood products. This makes them appropriate for deck framing, deck boards, and other outdoor wood construction where treated lumber is used.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDo I need to pre-drill before driving these screws into deck boards?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe High-Low Threaded Point is designed for fast starts in wood without pre-drilling in most situations. The alternating thread heights bite into wood fibers quickly, while the Variable Thread Design keeps torque low to reduce splitting risk - even near board edges.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit does this screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a T25 6-Lobe drive interface, also commonly referred to as a Torx T25 bit. The 6-lobe design provides excellent torque transfer and resists cam-out during driving, which protects the fastener head and the surrounding decking surface.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan these screws be used for structural connections like guard rail posts?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Deck-Drive DSV Wood Screw is load-rated for shear, pull-through, and withdrawal resistance, and is listed among its approved applications for guard rail post-to-deck and railing post-to-deck framing connections - making it appropriate for structural as well as general wood decking uses.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"70 Pk","offer_id":45591466082534,"sku":"DSVT3R70","price":12.92,"currency_code":"USD","in_stock":true},{"title":"1 Lb (76)","offer_id":46753229897958,"sku":"DSVT3R1LB","price":15.42,"currency_code":"USD","in_stock":true},{"title":"210 Pk","offer_id":46753229930726,"sku":"DSVT3R210","price":34.86,"currency_code":"USD","in_stock":true},{"title":"5 Lb (380)","offer_id":46753229963494,"sku":"DSVT3R5LB","price":54.81,"currency_code":"USD","in_stock":true},{"title":"350 Pk","offer_id":46753229996262,"sku":"DSVT3R350","price":55.06,"currency_code":"USD","in_stock":true},{"title":"1750 Pk","offer_id":46753230029030,"sku":"DSVT3MB","price":172.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_DSVT312_ProdPho_Pho_Prod_DSV-Wood-Screw-Tan_C0.jpg?v=1741656801"},{"product_id":"simpson-strong-tie-dsvt312-10-3-1-2-deck-drive-dsv-wood-screw-tan-t25","title":"Simpson #10 x 3-1\/2\" Tan, Deck-Drive DSV Wood Screw T25 DSVT312","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Deck-Drive DSV Wood Screw - #10 x 3-1\/2\" Tan\u003c\/strong\u003e by Simpson is a professional-grade fastening solution engineered specifically for preservative-treated wood decking applications. Featuring a variable thread design, high-low threaded point, and Quik Guard coating, these tan deck screws are built to handle the natural expansion and contraction of fast-growth lumber - keeping deck boards tight, flat, and finished-looking for years. Whether you are building a backyard deck, a dock, boardwalk, or installing railing posts, the DSV delivers clean countersinking and reliable holding strength in exterior wood-to-wood connections.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eRimmed flat head with underhead nibs\u003c\/strong\u003e - countersinks smoothly into wood deck boards without pre-drilling, leaving a clean, flush, finished surface appearance\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable thread design\u003c\/strong\u003e - optimized for dimensional lumber, reducing cam-out and driving resistance so more work gets done on a single battery charge\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh-low threaded point\u003c\/strong\u003e - provides fast starts and aggressive thread engagement, reducing the effort needed to begin driving into wood decking\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard coating\u003c\/strong\u003e - provides corrosion resistance for exterior and preservative-treated wood applications, keeping the fastener protected against outdoor moisture exposure\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTan color finish\u003c\/strong\u003e - blends naturally with the tone of common wood decking materials, producing a discreet, professional appearance once driven\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-lobe drive type\u003c\/strong\u003e - delivers positive bit engagement and reduces slippage during installation, protecting both the screw head and the surrounding wood surface\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e#10 screw size at 3-1\/2\" length\u003c\/strong\u003e - provides sufficient penetration depth for secure wood-to-wood connections in deck boards, framing, fascia, and trim applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank engineered for lumber movement\u003c\/strong\u003e - designed to withstand the swelling and shrinkage common with fast-growth lumber, helping maintain holding strength over seasonal cycles\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for preservative-treated decking\u003c\/strong\u003e - the Quik Guard coating is specifically suited for exterior conditions and certain preservative-treated wood applications, making these screws a purpose-matched choice rather than a generic substitute\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClean, countersunk results without extra steps\u003c\/strong\u003e - the rimmed flat head with nibs drives flush into wood deck boards automatically, saving time on finishing work and eliminating the need for pre-drilling in many cases\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHandles lumber movement over time\u003c\/strong\u003e - the shank is designed to accommodate the swelling and shrinkage natural to fast-growth wood, helping prevent fastener failure or deck board cupping as seasons change\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVersatile across multiple deck and outdoor framing tasks\u003c\/strong\u003e - from deck boards and guard rail posts to docks, boardwalks, furniture, and trim, the DSV covers a broad range of wood-to-wood fastening needs in a single screw profile\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3 1\/2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Rimmed Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.330\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Tan\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApprox. Count Per Lb:\u003c\/strong\u003e 66\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT312R60:\u003c\/strong\u003e 60 Pk - includes T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT312R1LB:\u003c\/strong\u003e 1 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT312R5LB:\u003c\/strong\u003e 5 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT312R350:\u003c\/strong\u003e 350 Pk - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT312MB:\u003c\/strong\u003e 1000 Pk - includes (2) T25 6-lobe driver bits (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDecks - Deck Boards Wood\u003c\/li\u003e\n \u003cli\u003eDecks - Guard Rail Post to Deck\u003c\/li\u003e\n \u003cli\u003eDecks - Railing Post-to-Deck Framing\u003c\/li\u003e\n \u003cli\u003eDock and Boardwalk\u003c\/li\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eGeneral Framing\u003c\/li\u003e\n \u003cli\u003eFurniture\u003c\/li\u003e\n \u003cli\u003eDIY\/Home Projects\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of wood applications are these DSV screws designed for?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe Deck-Drive DSV Wood screw is designed primarily for preservative-treated wood decking applications including deck boards, guard rail posts, railing post-to-deck framing, docks, boardwalks, fascia, and trim. The variable thread design and high-low threaded point are optimized specifically for dimensional lumber and fast-growth wood commonly used in outdoor deck construction.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs the Quik Guard coating suitable for exterior and preservative-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Quik Guard coating provides corrosion resistance for exterior applications and certain preservative-treated wood applications. It is formulated to hold up in outdoor conditions where moisture and wood preservatives can accelerate fastener corrosion over time.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit do I need to install these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws use a T25 6-lobe drive type. A T25 driver bit is required for installation. The 6-lobe design provides positive engagement with the screw head, reducing slippage and cam-out during driving for a cleaner, more controlled installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy do these screws stay secure as wood expands and contracts?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe shank of the DSV screw is specifically designed to withstand the swelling and shrinkage that is common with fast-growth lumber. This engineering helps the fastener maintain its grip through seasonal moisture and temperature changes that cause wood to move, reducing the risk of popped or loosened screws over time.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"60 Pk","offer_id":45591466279142,"sku":"DSVT312R60","price":12.92,"currency_code":"USD","in_stock":true},{"title":"1 Lb","offer_id":46753230258406,"sku":"DSVT312R1LB","price":15.42,"currency_code":"USD","in_stock":true},{"title":"5 Lb","offer_id":46753230291174,"sku":"DSVT312R5LB","price":54.81,"currency_code":"USD","in_stock":true},{"title":"350 Pk","offer_id":46753230323942,"sku":"DSVT312R350","price":71.46,"currency_code":"USD","in_stock":true},{"title":"1000 Pk","offer_id":46753230356710,"sku":"DSVT312MB","price":183.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_DSVT312_ProdPho_Pho_Prod_DSV-Wood-Screw-Tan_C0_634112cb-cd5e-4e06-984c-e36d5216db9e.jpg?v=1741656800"},{"product_id":"simpson-strong-tie-dsvt4-10-4-deck-drive-dsv-wood-screw-tan-t25","title":"Simpson #10 x 4\" Tan, Deck-Drive DSV Wood Screw T25 DSVT4","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Deck-Drive DSV Wood Screw in #10 x 4\" Tan\u003c\/strong\u003e by Simpson is a professional-grade fastening solution engineered specifically for preservative-treated wood decking applications. With a Variable Thread Design, Rimmed Flat Head with Nibs, and Quik Guard Coating, this screw is built to handle the structural and aesthetic demands of outdoor deck boards, dock construction, boardwalks, guard rail posts, and wood trim. The tan color blends naturally with common wood decking tones, delivering a clean, finished look while the high-low threaded point ensures fast, confident starts without pre-drilling.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard Coating\u003c\/strong\u003e - provides corrosion resistance for exterior and certain preservative-treated wood applications, helping the screw stand up to outdoor exposure and moisture-rich environments as described by ICC-ES AC257, exposure conditions 1 and 3.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRimmed Flat Head with Nibs\u003c\/strong\u003e - the underhead nibs allow the screw to countersink smoothly and cleanly into wood deck boards, producing a flush, professional surface finish without visible fastener heads.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable Thread Design\u003c\/strong\u003e - the shank is engineered to accommodate the swelling and shrinkage common in fast-growth lumber, reducing the risk of board splitting or fastener loosening over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh-Low Threaded Point\u003c\/strong\u003e - delivers fast, accurate starts and reduces drive time, making installation more efficient and reducing wear on the drill bit and battery.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe Drive Type\u003c\/strong\u003e - provides a secure, slip-resistant driver engagement that minimizes cam-out and reduces damage to the screw head during installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTan Color\u003c\/strong\u003e - blends with natural and treated wood decking surfaces, keeping the finished deck surface visually consistent and aesthetically clean.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e#10 x 4\" Size\u003c\/strong\u003e - substantial length and shank diameter for reliable wood-to-wood holding strength in deck boards, fascia, trim, and structural framing connections.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow-torque thread geometry\u003c\/strong\u003e - allows more screws to be driven per battery charge compared to standard thread designs, improving productivity on larger decking projects.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned for today's treated lumber challenges\u003c\/strong\u003e - the Variable Thread Design directly addresses the swelling and shrinkage behavior typical of fast-growth and preservative-treated wood, helping maintain a tight, secure connection even as seasonal wood movement occurs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVersatile across multiple outdoor applications\u003c\/strong\u003e - suited for deck boards, dock and boardwalk construction, guard rail post connections, fascia and trim, and general framing, making it a single fastener that covers a wide range of structural and finish carpentry tasks.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCorrosion resistance backed by ICC-ES AC257\u003c\/strong\u003e - the Quik Guard Coating meets recognized standards for use in exterior and certain preservative-treated wood environments, giving builders and DIYers confidence in long-term outdoor performance.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClean countersink for a finished appearance\u003c\/strong\u003e - the Rimmed Flat Head with underhead nibs seats flush without pre-drilling, producing a neat surface that complements the tan color match to common wood decking tones.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 0.330 in.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Rimmed Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Tan\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApproximate Count Per Lb:\u003c\/strong\u003e 59\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT4R50:\u003c\/strong\u003e 50 Pk - includes T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT4R1LB:\u003c\/strong\u003e 1 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT4R5LB:\u003c\/strong\u003e 5 Lb - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT4R350:\u003c\/strong\u003e 350 Pk - includes (1) T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVT4MB:\u003c\/strong\u003e 1000 Pk - includes (2) T25 6-lobe driver bits (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eDIY and Home Projects\u003c\/li\u003e\n \u003cli\u003eDecks - Deck Boards Wood\u003c\/li\u003e\n \u003cli\u003eGeneral Framing\u003c\/li\u003e\n \u003cli\u003eDock and Boardwalk\u003c\/li\u003e\n \u003cli\u003eDecks - Guard Rail Post to Deck\u003c\/li\u003e\n \u003cli\u003eFurniture\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw compatible with preservative-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The Quik Guard Coating is designed to provide corrosion resistance for exterior and certain preservative-treated wood applications as described by ICC-ES AC257, exposure conditions 1 and 3, making it a suitable choice for treated deck boards, dock framing, and similar outdoor structures.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDo I need to pre-drill before driving these screws?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003ePre-drilling is typically not required. The High-Low Threaded Point is engineered for fast starts, and the Rimmed Flat Head with Nibs is designed to countersink cleanly into wood deck boards without the need for pre-drilling in most standard decking applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit does this screw use?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T25 6-Lobe driver bit. The 6-lobe engagement minimizes cam-out during installation and provides a secure, controlled drive, which is especially helpful when driving multiple screws on large decking projects.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan these screws be used for applications beyond deck boards?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. In addition to wood deck boards, these screws are suited for dock and boardwalk construction, guard rail post connections, fascia and trim fastening, general framing, furniture, and other wood-to-wood applications where a corrosion-resistant, tan-colored fastener is appropriate.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\n \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions and\/or thread length may differ from picture.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45591466442982,"sku":"DSVT4R50","price":12.92,"currency_code":"USD","in_stock":true},{"title":"1 Lb","offer_id":46753230520550,"sku":"DSVT4R1LB","price":15.42,"currency_code":"USD","in_stock":true},{"title":"5 Lb","offer_id":46753230553318,"sku":"DSVT4R5LB","price":54.81,"currency_code":"USD","in_stock":true},{"title":"350 Pk","offer_id":46753230586086,"sku":"DSVT4R350","price":83.44,"currency_code":"USD","in_stock":true},{"title":"1000 Pk","offer_id":46753230618854,"sku":"DSVT4MB","price":211.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/F_DSVT4_ProdPho_Pho_Prod_DSV-Wood-Screw-Tan_C0.jpg?v=1741656799"},{"product_id":"simpson-strong-tie-dsvbk3-black-10-x-3-deck-drive-dsv-wood-screw-t25","title":"Simpson #10 x 3 Black Deck-Drive DSV Wood Screw, T25 DSVBK3","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Deck-Drive DSV Wood Screw - #10 x 3 in., Black\u003c\/strong\u003e by Simpson Strong-Tie is a high-performance fastening solution engineered specifically for preservative-treated wood decking applications. The black Quik Guard coating blends seamlessly with dark deck boards while providing corrosion resistance suited for exterior conditions. Whether you are installing deck boards, securing railing posts, or fastening dock and boardwalk lumber, this screw's variable thread design and high-low threaded point are purpose-built to drive cleanly and countersink flush - leaving a professional, finished surface every time.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuik Guard Coating in Black\u003c\/strong\u003e - provides corrosion resistance for exterior and preservative-treated wood applications, and the black color blends with dark-stained or composite-adjacent deck boards for a clean aesthetic.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRimmed Flat Head with Underhead Nibs\u003c\/strong\u003e - the nibs shear into the wood surface as the screw seats, countersinking effortlessly and delivering a smooth, finished appearance without pre-drilling a countersink.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable Thread Design with High-Low Threaded Point\u003c\/strong\u003e - the alternating thread pattern reduces driving torque, which means fewer battery charges consumed per job and faster overall installation on dimensional lumber and fast-growth wood.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOptimized Shank Geometry\u003c\/strong\u003e - designed to handle the swelling and shrinkage common in fast-growth lumber and pressure-treated deck boards, reducing the risk of board lifting or surface cracking over time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe Drive\u003c\/strong\u003e - provides superior bit engagement compared to Phillips or square drives, minimizing cam-out and giving the installer better control during high-torque driving in dense or treated lumber.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFast-Start Tip\u003c\/strong\u003e - the high-low threaded point bites quickly into wood without slipping, making one-handed starts practical and speeding up repetitive decking installations.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e#10 Screw Size, 3 in. Length, 0.330 in. Head Diameter\u003c\/strong\u003e - proportioned for standard deck board thickness and framing depths, with head dimensions sized to seat flush without over-driving.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIncludes a T25 6-Lobe Driver Bit\u003c\/strong\u003e - the correct bit ships with the screws, so installation can begin immediately without hunting for a separate tool accessory.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt for treated lumber environments\u003c\/strong\u003e - the Quik Guard coating is formulated for corrosion resistance in exterior conditions and certain preservative-treated wood applications, making these screws a dependable choice for decks, docks, and boardwalks exposed to moisture and chemicals.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReduces installer fatigue on large deck projects\u003c\/strong\u003e - the low-torque variable thread design allows significantly more screws to be driven per battery charge, which matters when fastening hundreds of deck boards in a single session.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVersatile enough for deck boards, fascia, trim, and railing posts\u003c\/strong\u003e - the DSV screw line is sized to handle multiple decking tasks beyond just field boards, including guard rail post connections and railing post-to-deck framing, reducing the number of different fasteners needed on a single job.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClean, professional countersink without extra steps\u003c\/strong\u003e - the underhead nibs drive flush on contact, eliminating the need for a separate countersinking operation and delivering a finished look directly from the driver.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.330\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Rimmed Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e Variable\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Quik Guard Coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApprox. Count Per Lb:\u003c\/strong\u003e 76\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVBK3R70:\u003c\/strong\u003e 70 Pk - includes T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVBK3R210:\u003c\/strong\u003e 210 Pk - includes T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDSVBK3R210 -3:\u003c\/strong\u003e 630 Pk - includes T25 6-lobe driver bit (replacement driver bit - BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDecks - Deck Boards Wood\u003c\/li\u003e\n \u003cli\u003eDecks - Guard Rail Post to Deck\u003c\/li\u003e\n \u003cli\u003eDecks - Railing Post-to-Deck Framing\u003c\/li\u003e\n \u003cli\u003eDock and Boardwalk\u003c\/li\u003e\n \u003cli\u003eGeneral Framing\u003c\/li\u003e\n \u003cli\u003eFastening Wood-to-Wood\u003c\/li\u003e\n \u003cli\u003eFurniture\u003c\/li\u003e\n \u003cli\u003eDIY\/Home Projects\u003c\/li\u003e\n \u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat coating do these screws have, and is it suitable for pressure-treated lumber?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws feature the Simpson Quik Guard Coating, which is formulated to provide corrosion resistance for exterior applications and certain preservative-treated wood conditions. They are specifically marketed for preservative-treated decking applications including deck boards, dock framing, and boardwalk construction.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit is needed, and is one included?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThese screws require a T25 6-lobe (Torx-style) driver bit. A T25 6-lobe driver bit is included with the screws. If a replacement is needed, the compatible replacement bit is model BIT25T-2-R2.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy does the variable thread design matter for deck installations?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe variable thread design reduces the torque required to drive each screw, which has two practical benefits: it extends battery runtime so more screws can be driven per charge, and it reduces stress on the wood fibers - an important consideration when working with fast-growth lumber that is prone to splitting or surface damage from high-torque fasteners.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan these screws be used for fascia and trim in addition to deck boards?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. According to Simpson Strong-Tie, the DSV screw line is offered in a variety of sizes suited for fastening fascia and trim in addition to its primary use on wood deck boards and railing post-to-deck framing connections.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"70 Pk","offer_id":45591464411366,"sku":"DSVBK3R70","price":12.92,"currency_code":"USD","in_stock":true},{"title":"210 Pk","offer_id":46753228587238,"sku":"DSVBK3R210","price":34.86,"currency_code":"USD","in_stock":true},{"title":"630 Pk","offer_id":46753228620006,"sku":"DSVBK3R210 -3","price":99.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/F_DSVBK3_ProdPho_Pho_Prod_DSV-WoodScrew-Black_C0.jpg?v=1741655176"},{"product_id":"simpson-csvz3r70-10-x-3-in-t25-flat-head-yellow-zinc-strong-drive-csv-construction-screw","title":"Simpson #10 x 3\" Flat Head, Yellow Zinc Strong-Drive CSV Construction Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive CSV Construction Screw, #10 x 3\"\u003c\/strong\u003e is a versatile, multi-purpose interior fastening solution engineered for effortless installation into dimensional lumber, solid wood, and engineered-wood materials. Built with a yellow-zinc coated finish, a variable thread design, and a rimmed flat head with underhead nibs, this construction screw is purpose-built to countersink cleanly and hold firmly - making it a reliable choice for wood-to-wood connections, subfloor work, general framing applications, and any interior project where a fast-driving, low-torque fastener is needed.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eYellow-Zinc Coated Finish\u003c\/strong\u003e - provides corrosion resistance suited for interior wood and engineered-wood applications, helping fasteners maintain holding strength over time\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRimmed Flat Head with Underhead Nibs\u003c\/strong\u003e - countersinks easily into wood and engineered-wood surfaces and leaves a clean, flush, finished appearance without additional prep work\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVariable Thread Design with Low-Torque Threads\u003c\/strong\u003e - reduces the effort required to drive each screw, allowing significantly more fasteners to be driven on a single battery charge compared to conventional thread designs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh-Low Threaded Point\u003c\/strong\u003e - provides fast starts and secure thread engagement, reducing the chance of slipping or cam-out during installation\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT25 6-Lobe Drive Type\u003c\/strong\u003e - delivers positive engagement between bit and fastener head, minimizing stripping and giving the installer better torque transfer and control\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e#10 x 3\" Size\u003c\/strong\u003e - offers substantial penetration depth into framing members and engineered panels, supporting strong, lasting connections across a range of interior structural and finish applications\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eOptimized for engineered wood and dimensional lumber\u003c\/strong\u003e - the variable thread design and high-low threaded point are specifically engineered to perform in the materials most commonly found on modern job sites, including LVL, OSB, and plywood assemblies\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReduces tool fatigue and battery drain\u003c\/strong\u003e - low-torque threads mean each screw requires less rotational force to drive, extending battery runtime and reducing strain during high-volume fastening tasks\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClean countersinking without pre-drilling\u003c\/strong\u003e - the rimmed flat head with nibs seats itself flush and cleanly into wood surfaces, eliminating the need for a countersink bit on most interior applications and saving time on the job\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDependable drive engagement\u003c\/strong\u003e - the T25 6-lobe socket pairs directly with a matching driver bit, giving installers a secure, wobble-free connection that reduces fastener damage and rework\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Size:\u003c\/strong\u003e #10\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 3\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.333\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Rimmed Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T25 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Variable Thread Design\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTPI:\u003c\/strong\u003e Variable\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePoint Type:\u003c\/strong\u003e High-Low Threaded Point\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Yellow-Zinc Coated\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Yellow-Zinc Coated\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeasurement Unit:\u003c\/strong\u003e Pack\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSVZ3R70:\u003c\/strong\u003e 70 Pk - includes (1) T25 6-lobe driver bit (replacement driver bit BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSVZ3R210:\u003c\/strong\u003e 210 Pk - includes (1) T25 6-lobe driver bit (replacement driver bit BIT25T-2-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSVZ3MB:\u003c\/strong\u003e 1750 Pk - includes (2) T25 6-lobe driver bits (replacement driver bit BIT25T-2-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat type of driver bit does this screw require?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T25 6-lobe driver bit. This drive style provides secure, positive engagement between the bit and the fastener head, reducing the risk of stripping and improving torque transfer during installation.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for use with engineered-wood products like LVL or OSB?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eYes. The CSV Construction screw is specifically designed for use in today's wood and engineered-wood materials. Its variable thread design and high-low threaded point are optimized to drive cleanly and seat flush in these materials without pre-drilling.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eCan this screw be used for outdoor or exterior applications?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe CSV Construction screw is designed and coated for interior applications. Its yellow-zinc coating provides corrosion resistance suited to interior wood and engineered-wood environments. For exterior or pressure-treated lumber applications, a different coating or screw type would be appropriate.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy does the head design matter for my finished project?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe rimmed flat head with underhead nibs allows the screw to countersink easily and seat flush with the surface of the workpiece, producing a clean, finished appearance. This is especially useful in visible interior applications where a neat fastener installation is important.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"70 Pk","offer_id":45597995696358,"sku":"CSVZ3R70","price":11.48,"currency_code":"USD","in_stock":true},{"title":"210 Pk","offer_id":46753193459942,"sku":"CSVZ3R210","price":29.76,"currency_code":"USD","in_stock":true},{"title":"1750 Pk","offer_id":46753193492710,"sku":"CSVZ3MB","price":174.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/ae7a0bb6912cd614fae4ddfe94ee86066ed51141.png?v=1741654413"},{"product_id":"simpson-tdpro625g1-timber-drive-structural-screw-fastening-system","title":"Simpson TDPRO625G1 Timber Drive Structural Screw Fastening System 3-6.25in Stand-Up Driver","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Tie TDPRO625G1 Timber Drive Structural Screw Fastening System\u003c\/strong\u003e is a revolutionary attachment designed for ergonomic, stand-up operation while driving large structural screws. Purpose-built for heavy-duty repetitive fastening tasks  -  including \u003cstrong\u003edecks, docks, boardwalks, piers, and flooring\u003c\/strong\u003e  -  the Timber Drive system dramatically reduces fatigue and speeds up workflow without sacrificing precision. Compatible with both corded and cordless motors, it accommodates structural screws across a wide range of lengths, diameters, thread types, and head styles, making it one of the most versatile structural screw driving systems available. A patent-pending gravity-feed mechanism, adjustable countersink depth, and a configurable nosepiece further set this system apart as an essential tool for professional structural fastening applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eErgonomic Stand-Up Operation:\u003c\/strong\u003e Built-in extension allows operators to drive structural screws while standing, reducing physical strain during repetitive fastening jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorded \u0026amp; Cordless Motor Compatible:\u003c\/strong\u003e Works seamlessly with both corded and cordless motors for maximum jobsite flexibility (motor sold separately).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Countersink Depth:\u003c\/strong\u003e Customize the countersink depth setting for any application, with expanded depth settings specifically for high-density flooring materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Screw Compatibility:\u003c\/strong\u003e Accommodates structural screws in a wide variety of thread types and head styles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Length Adjustment:\u003c\/strong\u003e Supports screw lengths from \u003cstrong\u003e3 in. to 6-1\/4 in.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Diameter Adjustment:\u003c\/strong\u003e Supports shank sizes including \u003cstrong\u003e#10 - #12, #14 - 0.315 in., and 0.316 - 0.394 in.\u003c\/strong\u003e shanks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatent-Pending Gravity-Feed Mechanism:\u003c\/strong\u003e Allows quick and easy loading of each screw, maintaining a fast work pace throughout the job.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurable Nosepiece:\u003c\/strong\u003e Switch between the \u003cstrong\u003enose plate\u003c\/strong\u003e for face fastening wood surfaces and the \u003cstrong\u003eprecision-placement nosepiece\u003c\/strong\u003e for metal connector-to-wood fastening  -  including locating connector holes when fastening metal straps to mass timber panels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerpendicular Fastener Alignment:\u003c\/strong\u003e The precision-placement tip helps ensure perpendicular fastener alignment for consistent, accurate results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Special Certification Required:\u003c\/strong\u003e Operators can use the Timber Drive system without any special certification.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMade in the United States\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number (MPN):\u003c\/strong\u003e TDPRO625G1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e Timber Drive Structural Screw Fastening System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Combination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Motor Type:\u003c\/strong\u003e Corded or Cordless (motor sold separately)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Length Range:\u003c\/strong\u003e 3 in. to 6-1\/4 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Diameter Range:\u003c\/strong\u003e #10 - #12, #14 - 0.315 in., 0.316 - 0.394 in. shanks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountersink:\u003c\/strong\u003e Adjustable depth; expanded settings for high-density flooring materials\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Mechanism:\u003c\/strong\u003e Patent-pending gravity-feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNosepiece Configuration:\u003c\/strong\u003e Configurable  -  nose plate (face fastening) or precision-placement nosepiece (metal connector-to-wood fastening)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification Required:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e United States\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003eCheck out the \u003ca href=\"\/collections\/timber-drive-structural-screw-fastening-system\" title=\"Timber Drive Structural Screw Fastening System\"\u003eTimber Drive Compatible Fasteners\u003c\/a\u003e for screws designed to work with this system.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat screw sizes is the Timber Drive TDPRO625G1 compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Timber Drive accommodates structural screws from 3 in. to 6-1\/4 in. in length. For fastener diameter, it adjusts to fit #10 - #12, #14 - 0.315 in., and 0.316 - 0.394 in. shanks, and it works with a wide variety of thread types and head styles.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eDoes the TDPRO625G1 come with a motor, and what types of motors does it support?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe motor is sold separately. The Timber Drive attachment is compatible with both corded and cordless motors, providing flexibility for different jobsite power setups.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the purpose of the configurable nosepiece, and how does it work?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe TDPRO625G1 features two nosepiece configurations. The nose plate is used for face fastening wood surfaces, while the precision-placement nosepiece is designed for metal connector-to-wood fastening  -  such as attaching metal straps to mass timber panels  -  and helps ensure perpendicular fastener alignment by locating connector holes accurately.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is included in the box with the TDPRO625G1?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe package includes the Timber Drive attachment with built-in precision-placement nosepiece, a protective carrying case, a driver-motor side handle, a user guide, an allen wrench, and two adjustment thumb screws. The motor is not included and must be purchased separately.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":45597995794662,"sku":"TDPRO625G1","price":1081.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/Q_TimberDrive_ProdPho_RI_Prod_StructScrewSystem-RearProfile-wDriverMotorProfile_C0_fad8b4fb-b4f6-4aa6-8e20-35cb450af930.jpg?v=1741654412"},{"product_id":"simpson-0-315x10-1-4-strong-drive-sdcf-timber-cf-screw","title":"Simpson 0.315 x 10-1\/4\" Strong-Drive SDCF TIMBER-CF Screw","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDCF TIMBER-CF Screw (0.315 in. diameter x 10-1\/4 in. length)\u003c\/strong\u003e is a heavy-duty structural fastener engineered specifically for cross-laminated timber construction, mass timber assemblies, and general interior applications. Featuring a yellow-zinc coated, fully-threaded design with a proprietary unique point, this screw delivers fast starts and excellent withdrawal resistance - making it a reliable choice for demanding structural wood connections where performance cannot be compromised. The large flat head with underhead nibs countersinks cleanly into timber surfaces, resulting in a flush, professional finish without the need for additional prep work.\u003c\/p\u003e\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.315 in. shank and fully-threaded construction\u003c\/strong\u003e - delivers uncompromised structural strength and excellent withdrawal resistance throughout the full thread length of 9-3\/4 in., maximizing holding power in mass timber and cross-laminated timber applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eYellow-zinc coating\u003c\/strong\u003e - provides corrosion protection suitable for interior and dry service environments, keeping the fastener performing reliably over the long term\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFlat head with underhead nibs\u003c\/strong\u003e - the 0.590 in. head diameter combined with the nibs allows for clean, controlled countersinking into timber surfaces without pre-drilling a recess, saving installation time\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe drive type\u003c\/strong\u003e - offers high torque transfer and reduced cam-out compared to traditional drive styles, giving installers better control and efficiency when driving into dense timber\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eProprietary unique point design\u003c\/strong\u003e - enables fast starts and self-penetration into wood, reducing the need for pre-drilling and speeding up workflow on mass timber job sites\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e10-1\/4 in. overall length\u003c\/strong\u003e - sized to penetrate deeply into thick timber members, making this fastener well-suited for structural connections in CLT panels and heavy timber framing\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned from the ground up for cross-laminated timber and mass timber construction - a specialized fastener category that demands precise dimensional tolerances and high withdrawal resistance, both of which this screw is purpose-built to deliver\u003c\/li\u003e\n \u003cli\u003eThe fully-threaded 9-3\/4 in. thread length along a 10-1\/4 in. screw body maximizes engagement in timber members, translating directly to stronger, more secure connections in structural framing and panel assemblies\u003c\/li\u003e\n \u003cli\u003eThe self-starting proprietary point combined with the T40 6-Lobe drive reduces installation steps - no pilot hole required - which can meaningfully reduce labor time on large-scale mass timber projects\u003c\/li\u003e\n \u003cli\u003eClean countersinking from the flat head with nibs results in flush installations without surface damage, making this screw a practical choice for exposed interior timber applications where finished appearance matters\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Yellow-Zinc Coated\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Yellow-Zinc Coated\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 10-1\/4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.230\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.590\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 9-3\/4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Austria\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDCF221014-R50:\u003c\/strong\u003e 50 Pk - includes one T40, 6-lobe driver bit (replacement bit: BIT40T-134-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDCF221014:\u003c\/strong\u003e 250 Pk - includes two T40, 6-lobe driver bits (replacement bit: BIT40T-134-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eCross-laminated timber (CLT) construction\u003c\/li\u003e\n \u003cli\u003eMass timber construction\u003c\/li\u003e\n \u003cli\u003eGeneral interior structural applications\u003c\/li\u003e\n \u003cli\u003eInterior and dry service environments only\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for outdoor or wet environments?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Strong-Drive SDCF TIMBER-CF screw is designed for interior and dry applications only. It should not be used in exterior, wet, or high-humidity environments where moisture exposure is a concern.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe proprietary unique point on this screw is designed to provide fast starts and self-penetration into wood, which means pre-drilling is generally not required for standard interior timber applications. This feature helps speed up installation in cross-laminated timber and mass timber assemblies.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive tool or bit is needed to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive, so a T40 6-Lobe driver bit is required. The 6-Lobe drive geometry provides high torque transfer and minimizes cam-out, making it well suited for driving into dense timber members.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat makes this screw specifically designed for mass timber and CLT construction?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe 0.315 in. diameter structural body, 9-3\/4 in. fully-threaded length, and large flat head with underhead nibs are all features tailored to cross-laminated timber and mass timber applications. The full thread engagement maximizes withdrawal resistance in thick timber members, while the flat head with nibs countersinks cleanly for flush, strong connections.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45612081184998,"sku":"SDCF221014-R50","price":265.92,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":45612081217766,"sku":"SDCF221014","price":1309.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/d5d2cc1338aaf7c43ccd4e28195bd8134513420f.png?v=1741654375"},{"product_id":"simpson-0-315x11-3-4-strong-drive-sdcf-timber-cf-screw","title":"Simpson 0.315 x 11-3\/4\" Strong-Drive SDCF TIMBER-CF Screw","description":"\u003cdiv\u003e\n \u003cp\u003e\u003cstrong\u003eSimpson Strong-Drive SDCF TIMBER-CF Screw (0.315\" x 11-3\/4\")\u003c\/strong\u003e is a heavy-duty structural fastener engineered specifically for cross-laminated timber (CLT) construction, mass timber framing, and general interior wood applications. Manufactured by Simpson, this fully-threaded yellow-zinc coated screw delivers exceptional withdrawal resistance and clean, precise countersinking - making it a trusted choice for structural timber connections where strength and performance cannot be compromised.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.315\" screw diameter with 0.230\" shank diameter\u003c\/strong\u003e - provides the structural rigidity needed for demanding timber-to-timber connections without splitting the wood during installation\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eYellow-zinc coating on a fully-threaded shank\u003c\/strong\u003e - protects against corrosion in interior and dry environments while ensuring consistent thread engagement along the full 11-3\/8\" thread length for superior holding power\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFlat head with underhead nibs\u003c\/strong\u003e - the 0.590\" head diameter combined with nibs beneath the head allows the screw to countersink cleanly and flush into timber surfaces, leaving a professional finish\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eProprietary unique point design\u003c\/strong\u003e - engineered for fast starts and self-drilling entry into dense timber materials, reducing labor time and pre-drilling requirements\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe drive type\u003c\/strong\u003e - provides high torque transfer and reduces cam-out during installation, keeping the driver engaged even under the high rotational force required for mass timber work\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e11-3\/4\" overall length with 11-3\/8\" thread length\u003c\/strong\u003e - maximizes thread engagement depth in thick timber members, translating directly into excellent axial withdrawal resistance\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned from the ground up for cross-laminated timber and mass timber construction - this screw addresses the specific fastening demands of engineered wood panels where standard fasteners often fall short in withdrawal performance\u003c\/li\u003e\n \u003cli\u003eThe fully-threaded shank running nearly the entire 11-3\/4\" length means thread engagement begins immediately and continues deep into the receiving member, maximizing resistance to pull-out forces in structural applications\u003c\/li\u003e\n \u003cli\u003eThe T40 6-Lobe drive system reduces installation fatigue and tool slippage compared to conventional drive styles, making it a practical choice for high-volume timber framing work\u003c\/li\u003e\n \u003cli\u003eThe yellow-zinc coating and flat-head-with-nibs design combine a clean countersunk appearance with surface protection suited to interior and dry-service structural connections\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eScrew Diameter (in.):\u003c\/strong\u003e 0.315\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.230\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 11-3\/4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 11-3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.590\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish:\u003c\/strong\u003e Yellow-Zinc Coated\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Austria\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDCF221134-R50:\u003c\/strong\u003e 50 Pk - includes one T40, 6-lobe driver bit (replacement bit: BIT40T-134-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDCF221134:\u003c\/strong\u003e 250 Pk - includes two T40, 6-lobe driver bits (replacement bit: BIT40T-134-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eCross-laminated timber (CLT) construction\u003c\/li\u003e\n \u003cli\u003eMass timber construction and framing\u003c\/li\u003e\n \u003cli\u003eGeneral interior structural wood connections\u003c\/li\u003e\n \u003cli\u003eDry-service applications only - not for use in wet or exterior environments\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for outdoor or wet environments?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Strong-Drive SDCF TIMBER-CF screw with yellow-zinc coating is designed for interior and dry applications only. It is not rated for exterior, wet, or high-humidity environments.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eDoes this screw require pre-drilling before installation?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe screw features a proprietary unique point designed to provide fast starts and self-drilling entry into timber materials. This point design is engineered to reduce or eliminate the need for pre-drilling in typical mass timber and cross-laminated timber applications.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat driver bit is needed for this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw uses a T40 6-Lobe drive type. A T40 Torx or 6-lobe bit is required to properly install this fastener and take advantage of its high torque transfer and reduced cam-out characteristics.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat makes this screw appropriate for mass timber and CLT construction?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe screw's 0.315\" structural diameter, near-full-length threading (11-3\/8\" of thread on an 11-3\/4\" screw), and proprietary point work together to deliver excellent withdrawal resistance - a critical requirement in cross-laminated timber and mass timber structural connections. The flat head with underhead nibs also allows it to countersink cleanly into engineered wood panel surfaces.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45612081348838,"sku":"SDCF221134-R50","price":338.98,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":45612081381606,"sku":"SDCF221134","price":1599.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/ec6ed89c7033ea3f21a8b52c6cdcc1ac3a8d850f.png?v=1741654374"},{"product_id":"simpson-0-315x13-3-4-strong-drive-sdcf-timber-cf-screw","title":"Simpson 0.315 x 13-3\/4\" Strong-Drive SDCF TIMBER-CF Screw","description":"\u003cdiv\u003e\n \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Drive SDCF Timber-CF Screw (0.315 x 13-3\/4 in.)\u003c\/strong\u003e is a heavy-duty structural fastener engineered specifically for cross-laminated timber (CLT) construction, mass timber assemblies, and general interior structural applications. With a 0.315 in. diameter and 13-3\/4 in. length, this fully-threaded, yellow-zinc coated screw delivers exceptional withdrawal resistance and load-bearing performance where structural integrity cannot be compromised. The proprietary point geometry ensures fast, consistent starts even in dense timber, while the flat head with underhead nibs seats cleanly and flush without surface tearing - making it a top choice for architects and contractors working on modern mass timber projects.\u003c\/p\u003e\n\n \u003ch3\u003eKey Features\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eYellow-zinc, fully-threaded design\u003c\/strong\u003e - provides excellent withdrawal resistance along the entire 13-3\/8 in. thread length, maximizing holding power in CLT and mass timber connections\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFlat Head with underhead nibs (0.590 in. head diameter)\u003c\/strong\u003e - nibs bite into the wood surface during installation for clean, flush countersinking without pre-drilling a countersink, saving installation time\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eProprietary unique point geometry\u003c\/strong\u003e - enables fast starts and reduces splitting in dense timber, improving installation speed and accuracy\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eT40 6-Lobe drive type\u003c\/strong\u003e - delivers high torque transfer with reduced bit cam-out, so installers maintain better control on long, deep drives through thick timber members\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.315 in. shank diameter with 0.230 in. shank body\u003c\/strong\u003e - engineered for structural shear and withdrawal loads in demanding timber framing applications\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eYellow-zinc coating finish\u003c\/strong\u003e - protects the fastener during handling and installation in dry interior environments where moisture exposure is not a concern\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhy This Product\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDesigned from the ground up for cross-laminated timber and mass timber construction - these are structural demands that standard wood screws are not rated to handle, and the SDCF Timber-CF screw is purpose-built to meet them\u003c\/li\u003e\n \u003cli\u003eThe fully-threaded shank paired with the proprietary point means the screw achieves deep, consistent engagement across the full 13-3\/8 in. thread length, translating directly to stronger, more reliable connections in beam reinforcement and butt joist fastening\u003c\/li\u003e\n \u003cli\u003eThe flat head with nibs eliminates the need for a separate countersink operation, reducing labor steps when fastening wall-to-wall assemblies or support beams where a clean, flush surface matters\u003c\/li\u003e\n \u003cli\u003eThe T40 6-Lobe drive resists cam-out during the long drive required for 13-3\/4 in. penetration, giving installers consistent, fatigue-reducing performance across high-volume mass timber projects\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSpecifications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLength (in.):\u003c\/strong\u003e 13 3\/4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eShank Diameter (in.):\u003c\/strong\u003e 0.230\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Diameter (in.):\u003c\/strong\u003e 0.590\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eThread Length (in.):\u003c\/strong\u003e 13 3\/8\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Flat Head with Nibs\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e T40 6-Lobe\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Yellow-Zinc Coated\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Yellow-Zinc Coated\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Austria\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003eAvailable Pack Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDCF221334-R50:\u003c\/strong\u003e 50 Pk - includes one T40, 6-lobe driver bit (replacement bit: BIT40T-134-R2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDCF221334:\u003c\/strong\u003e 250 Pk - includes two T40, 6-lobe driver bits (replacement bit: BIT40T-134-R2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n \u003ch3\u003eApproved Applications\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eBeam Reinforcement\u003c\/li\u003e\n \u003cli\u003eFastening Support Beams\u003c\/li\u003e\n \u003cli\u003eFastening Wall-to-Wall\u003c\/li\u003e\n \u003cli\u003eFastening Butt Joists\u003c\/li\u003e\n \u003cli\u003eMass Timber \/ Cross-Laminated Timber\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n \u003cdl\u003e\n \u003cdt\u003e\u003cstrong\u003eIs this screw suitable for outdoor or wet environments?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eNo. The Simpson Strong-Drive SDCF Timber-CF screw with yellow-zinc coating is designed for interior and dry applications only. It is not rated for outdoor, exposed, or high-moisture environments.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat drive bit do I need to install this screw?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThis screw requires a T40 6-Lobe bit. The 6-lobe drive design is specifically chosen to handle the high torque needed for driving a 13-3\/4 in. structural screw through dense timber while minimizing cam-out and bit wear.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhy does this screw have a flat head with nibs rather than a standard flat head?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe underhead nibs on the flat head are designed to cut into the wood surface as the screw seats, allowing the head to countersink cleanly and flush without requiring a pre-drilled countersink hole. This is particularly useful in mass timber and CLT applications where a smooth, finished surface is important.\u003c\/dd\u003e\n \u003cdt\u003e\u003cstrong\u003eWhat makes this screw appropriate for cross-laminated timber and mass timber construction?\u003c\/strong\u003e\u003c\/dt\u003e\n \u003cdd\u003eThe SDCF Timber-CF screw features a 0.315 in. diameter, a fully-threaded shank with 13-3\/8 in. of thread engagement, and a proprietary point that provides fast starts and excellent withdrawal resistance. These characteristics are engineered specifically to meet the structural demands of CLT, mass timber connections, beam reinforcement, and butt joist fastening in interior structural assemblies.\u003c\/dd\u003e\n \u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"50 Pk","offer_id":45612081447142,"sku":"SDCF221334-R50","price":427.83,"currency_code":"USD","in_stock":true},{"title":"250 Pk","offer_id":45612081479910,"sku":"SDCF221334","price":1994.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/df054d557cf36307d38def0f56452ab1ee0f9c84.png?v=1741654373"}],"url":"https:\/\/factorydirectsupply.com\/collections\/timber-drive-structural-screw-fastening-system.oembed?page=2","provider":"FactoryDirectSupply.com","version":"1.0","type":"link"}