{"title":"SDS Max","description":"","products":[{"product_id":"simpson-strong-tie-sds-max-to-plus-adaptor-14-each-admx2pl","title":"Simpson ADMX2PL SDS-Max to SDS-Plus Drill Bit Shank Adapter for Rotohammers","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eSimpson ADMX2PL SDS-max to SDS-plus Drill Bit Shank Adapter\u003c\/strong\u003e by Simpson Strong-Tie is engineered to allow larger SDS-max rotohammers to accept and use smaller SDS-plus drill bits  -  maximizing drill-bit versatility without the need for multiple rotohammers.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAllows an SDS-max rotohammer to accept SDS-plus drill bits\u003c\/li\u003e\n\u003cli\u003eSuitable for all brands of rotohammers\u003c\/li\u003e\n\u003cli\u003eProvides increased versatility  -  one tool for both shank types\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e ADMX2PL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Type:\u003c\/strong\u003e SDS-max to SDS-plus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e DE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat does the ADMX2PL adapter do?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe ADMX2PL shank adapter allows an SDS-max rotohammer to accept and use smaller SDS-plus drill bits, eliminating the need to own multiple rotohammers for different bit shank types.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs this adapter compatible with all rotohammer brands?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The Simpson Strong-Tie ADMX2PL is suitable for all brands of SDS-max rotohammers, making it a universally compatible solution for expanding your existing tool's capabilities.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank types does this adapter convert between?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis adapter converts an SDS-max tool chuck to accept SDS-plus shank drill bits, allowing users to leverage both shank types with a single rotohammer.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhy use a shank adapter instead of purchasing a second rotohammer?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eSimpson Strong-Tie shank adapters are designed specifically to maximize drill-bit versatility without the need for multiple rotohammers, providing a practical and cost-effective way to use SDS-plus bits in an SDS-max tool.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35333647466657,"sku":"ADMX2PL","price":141.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/files\/Drill_Bit_Shank_Adapter.jpg?v=1746646979"},{"product_id":"diablo-dmamx1010-3-8-in-x-8-in-x-13-in-rebar-demon-sds-max-4-cutter-full-carbide-head-hammer-bit","title":"Diablo 3\/8\" x 8\" x 13\" Rebar Demon SDS-Max 4-Cutter Carbide Head Hammer Drill Bit","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 3\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 13\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e SDS Max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Length:\u003c\/strong\u003e 8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Full Carbide Head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Cutters:\u003c\/strong\u003e 4.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTools:\u003c\/strong\u003e SDS-Max Rotary Hammer Drill\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Reinforced Concrete; Concrete; Rebar; Brick\/Block\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDiablo's revolutionary, most complete range of SDS-Plus and SDS-Max Rebar Demon 4-cutter full-carbide head hammer drill bits are the only bits designed to be the most durable, fastest and coolest solutions on the market. 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The Rebar Demon bits feature up to 2X more Dura-Carbide to withstand up to 1800°F of intense heat whereas standard bits fail at 800°F. Diablo's impact resistant 4-cutter full-carbide head withstands the stress of high-powered hammer drills and the impact of rebar by taking small bites of rebar to deliver controlled carbide wear, reduced vibration and up to 7X longer life. Produced with Tri-Metal Fusion Welding, the full-carbide head resists heat and prevents breakage in extreme impact situations. 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The Rebar Demon bits feature up to 2X more Dura-Carbide to withstand up to 1800°F of intense heat whereas standard bits fail at 800°F. Diablo's impact resistant 4-cutter full-carbide head withstands the stress of high-powered hammer drills and the impact of rebar by taking small bites of rebar to deliver controlled carbide wear, reduced vibration and up to 7X longer life. Produced with Tri-Metal Fusion Welding, the full-carbide head resists heat and prevents breakage in extreme impact situations. 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Designed for compatibility with SDS-max style rotohammers and hammer drills, this shank delivers a reliable, rotation-only drive interface that keeps your cutting system stable and efficient. As part of a practical two-piece system, the MCSDM offers an economical solution for drilling through embedded rebar while actively protecting carbide drill bits from unnecessary wear or damage. Manufactured in the \u003cstrong\u003eUnited States\u003c\/strong\u003e, this adapter reflects Simpson Strong-Tie's commitment to precision engineering and jobsite durability.\n \u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank Interface:\u003c\/strong\u003e Engineered specifically for SDS-max style rotohammers and hammer drills for a secure, tool-free connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotation-Only Shank Design:\u003c\/strong\u003e Shank design allows rotation only, optimizing performance for rebar and plate cutting applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Rebar Cutter Compatibility:\u003c\/strong\u003e Compatible with all sizes of rebar cutters, making it a versatile addition to any professional toolkit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-Piece System Economy:\u003c\/strong\u003e Functions as part of a two-piece system that provides a cost-effective solution without sacrificing performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbide Bit Protection:\u003c\/strong\u003e Specifically designed to drill through embedded rebar while preventing possible damage to carbide drill bits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmerican Made:\u003c\/strong\u003e Proudly manufactured in the United States.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e MCSDM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-Max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Action:\u003c\/strong\u003e Rotation Only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Tool Type:\u003c\/strong\u003e SDS-Max Style Drills (Rotohammers \u0026amp; Hammer Drills)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Attachments:\u003c\/strong\u003e All sizes of rebar cutters and plate cutters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e United States\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling through \u003cstrong\u003eembedded rebar\u003c\/strong\u003e in concrete and masonry substrates\u003c\/li\u003e\n\u003cli\u003eUse with \u003cstrong\u003erebar cutters\u003c\/strong\u003e across all available cutter sizes\u003c\/li\u003e\n\u003cli\u003eUse with \u003cstrong\u003eplate cutters\u003c\/strong\u003e in conjunction with SDS-max rotohammers and hammer drills\u003c\/li\u003e\n\u003cli\u003eApplications requiring a \u003cstrong\u003erotation-only drive\u003c\/strong\u003e to protect precision cutting components\u003c\/li\u003e\n\u003cli\u003eJobsite scenarios where \u003cstrong\u003ecarbide bit protection\u003c\/strong\u003e is a priority during rebar cutting operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Simpson MCSDM SDS-Max Shank Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eAll product specifications, features, and applications described above are based on published manufacturer data. Always consult the manufacturer's installation instructions and applicable codes before use.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of power tool is the MCSDM shank compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe MCSDM is designed for use with SDS-max style rotohammers and hammer drills, providing a secure, tool-free connection through its SDS-Max shank interface.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs this shank compatible with all sizes of rebar cutters and plate cutters?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes, the MCSDM is compatible with all available sizes of rebar cutters and plate cutters, making it a versatile adapter for a wide range of cutting applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhy does the MCSDM use a rotation-only shank design?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe rotation-only shank design optimizes performance specifically for rebar and plate cutting applications, keeping the cutting system stable and efficient while helping to protect carbide drill bits from unnecessary wear or damage when drilling through embedded rebar.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat does it mean that the MCSDM is part of a two-piece system?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe MCSDM functions as one component of a two-piece system, pairing the shank adapter with rebar or plate cutters. This approach provides a cost-effective solution by allowing users to replace or use components individually rather than purchasing a single integrated tool.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339631624353,"sku":"MCSDM","price":94.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/MCSDM.png?v=1741658367"},{"product_id":"simpson-strong-tie-mdmx05613-sds-max-shank-bit-9-16-inch-diameter-7-1-2-inch-drilling-depth-and-13-inch-overall-length","title":"Simpson SDS-Max 2-Cutter Carbide Drill Bit 9\/16 in. x 13 in. Multi-Flute Rotary Hammer Bit MDMX05613","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSimpson MDMX05613 9\/16 in. x 13 in. SDS-max Shank Drill Bit\u003c\/strong\u003e is a premium-quality, professional-grade carbide-tipped rotary hammer drill bit from \u003cstrong\u003eSimpson Strong-Tie\u003c\/strong\u003e. Engineered for demanding concrete and masonry drilling applications, this 2-cutter head SDS-max bit features proprietary flute geometry that reduces vibration, optimizes impact energy transfer, and delivers enhanced drilling speed and durability  -  making it an ideal choice for contractors and tradespeople working with reinforced concrete and similar materials.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUniformly brazed carbide inserts resulting in longer bit life\u003c\/li\u003e\n\u003cli\u003eSelf-centering tips for accurate hole placement\u003c\/li\u003e\n\u003cli\u003eChromium-nickel-molybdenum steel alloy body ensures hammering quality and extended service life\u003c\/li\u003e\n\u003cli\u003eHeat-treatment procedures and shot-peened finish increase surface hardness, drilling speed, reduces drill bit wear and improves resistance to bending forces\u003c\/li\u003e\n\u003cli\u003eDrill bit conforms to ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003eHigh-volume, multi-flute spiral quickly channels concrete dust from the hole to improve drilling speed\u003c\/li\u003e\n\u003cli\u003e4 x 90 deg. head geometry crushes through rebar and prevents sticking in reinforced concrete\u003c\/li\u003e\n\u003cli\u003e2-cutter head design for improved durability and drilling speed\u003c\/li\u003e\n\u003cli\u003eChisel-shaped drill bit head penetrates material and directs concrete dust into the multi-flute spiral\u003c\/li\u003e\n\u003cli\u003eProprietary flute geometry reduces vibration and optimizes impact energy transfer from rotary hammer to drill bit tip\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e MDMX05613\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e 2-Cutter Head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 9\/16 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 13 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 7-1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e DE\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 rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, which is compatible with all SDS-max rotary hammers. The SDS-max shank design ensures a secure fit and optimal impact energy transfer from the rotary hammer into the drill bit tip.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete with rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 4 x 90 deg. head geometry is specifically designed to crush through rebar and prevent the bit from sticking in reinforced concrete, making it well-suited for demanding drilling applications in reinforced structures.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis Simpson MDMX05613 drill bit has a drilling depth of 7-1\/2 in. with an overall length of 13 in. and a diameter of 9\/16 in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat quality or compliance standards does this drill bit meet?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit conforms to ANSI Standard B212.15, ensuring it meets precise industry tolerance requirements. The chromium-nickel-molybdenum steel alloy body, uniformly brazed carbide inserts, and heat-treatment procedures with shot-peened finish reflect Simpson Strong-Tie's commitment to professional-grade quality and durability.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp class=\"product-note\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339652366497,"sku":"MDMX05613","price":61.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/Simpson_Strong_tie_SDS-max_Drill_Bit_-_2-Cutter.jpg?v=1746733165"},{"product_id":"simpson-strong-tie-mdmx05021-sds-max-shank-bit-1-2-inch-diameter-15-1-2-inch-drilling-depth-and-21-inch-overall-length","title":"Simpson 1\/2 in. x 21 in. SDS-Max Drill Bit 2-Cutter Head Carbide MDMX05021","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Precision brazing process results in longer bit life and consistent cutting performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Ensures accurate hole placement from the first strike, reducing wasted effort and material.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  High-grade alloy construction ensures superior hammering quality and extended service life under heavy use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Advanced surface hardening procedures increase surface hardness and drilling speed, reduce drill bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant\u003c\/strong\u003e  -  Drill bit conforms to ANSI Standard B212.15 for reliable, standardized performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral\u003c\/strong\u003e  -  Quickly channels concrete dust out of the hole to improve drilling speed and reduce clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Head Geometry\u003c\/strong\u003e  -  Crushes through rebar and prevents bit sticking in reinforced concrete for uninterrupted drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Cutter Head Design\u003c\/strong\u003e  -  All features of this design are engineered to improve both durability and drilling speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank\u003c\/strong\u003e  -  Compatible with all current and older SDS-max rotary hammers for versatile use across major tool brands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in Germany\u003c\/strong\u003e  -  Manufactured to the highest industry standards for professional-grade reliability.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX05021\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e 2-Cutter Head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 15-1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body with Carbide Inserts)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete with SDS-max rotary hammers\u003c\/li\u003e\n\u003cli\u003eDrilling through reinforced concrete  -  the 4 x 90 deg. head geometry crushes through rebar and prevents sticking\u003c\/li\u003e\n\u003cli\u003eHigh-volume concrete dust removal drilling applications requiring multi-flute spiral clearance\u003c\/li\u003e\n\u003cli\u003eProfessional and commercial construction applications requiring ANSI Standard B212.15 compliance\u003c\/li\u003e\n\u003cli\u003eDemolition and drilling tasks requiring premium-quality, extended-life carbide drill bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Simpson Strong-Tie MDMX05021 1\/2 in. x 21 in. SDS-max 2-Cutter Head Carbide Drill Bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with all current and older SDS-max rotary hammers across major tool brands.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX05021 has an overall length of 21 in. and a maximum drilling depth of 15-1\/2 in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 4 x 90 deg. head geometry is specifically designed to crush through rebar and prevent the bit from sticking in reinforced concrete, allowing for uninterrupted drilling.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and manufacturing processes give this bit its durability?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for superior hammering quality and extended service life. It also features uniformly brazed carbide inserts for longer bit life, and undergoes heat-treatment procedures and a shot-peened finish to increase surface hardness, reduce wear, and improve resistance to bending forces.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339652432033,"sku":"MDMX05021","price":77.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/Simpson_Strong_tie_SDS-max_Drill_Bit_-_2-Cutter.jpg?v=1746733165"},{"product_id":"simpson-strong-tie-mdmx05621-sds-max-shank-bit-9-16-inch-diameter-15-1-2-inch-drilling-depth-and-21-inch-overall-length","title":"Simpson 9\/16 in. x 21 in. SDS-Max 2-Cutter Head Carbide Drill Bit MDMX05621","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSimpson MDMX05621 9\/16 in. x 21 in. SDS-max Shank Drill Bit\u003c\/strong\u003e is a premium-quality, professional-grade 2-cutter head SDS-max drill bit from Simpson Strong-Tie, engineered for demanding concrete drilling and demolition applications. The proprietary flute geometry reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill bit tip, delivering enhanced drilling speed and durability while reducing noise, stress, and vibration on the operator.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUniformly brazed carbide inserts resulting in longer bit life\u003c\/li\u003e\n\u003cli\u003eSelf-centering tips for accurate hole placement\u003c\/li\u003e\n\u003cli\u003eChromium-nickel-molybdenum steel alloy body ensures hammering quality and extended service life\u003c\/li\u003e\n\u003cli\u003eHeat-treatment procedures and shot-peened finish increase surface hardness, drilling speed, reduces drill bit wear and improves resistance to bending forces\u003c\/li\u003e\n\u003cli\u003eDrill bit conforms to ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003eHigh-volume, multi-flute spiral quickly channels concrete dust from the hole to improve drilling speed\u003c\/li\u003e\n\u003cli\u003e4 x 90 deg. head geometry crushes through rebar and prevents sticking in reinforced concrete\u003c\/li\u003e\n\u003cli\u003e2-cutter head design for improved durability and drilling speed\u003c\/li\u003e\n\u003cli\u003eChisel-shaped drill bit head penetrates material and directs concrete dust into the multi-flute spiral\u003c\/li\u003e\n\u003cli\u003eCompatible with all current and older SDS-max rotary hammers from major tool brands\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e MDMX05621\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e 2-Cutter Head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 9\/16 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 15-1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e DE\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 rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with all current and older SDS-max rotary hammers from major manufacturers including Black \u0026amp; Decker, Bosch, DeWalt, Hitachi, Hilti, Kango, Makita, Metabo, and Milwaukee.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 4 x 90 deg. head geometry is specifically designed to crush through rebar and prevent the bit from sticking in reinforced concrete, making it well-suited for demanding structural drilling tasks.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the actual usable drilling depth of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eWhile the overall length of this bit is 21 in., the drilling depth is 15-1\/2 in., which is the maximum depth you can drill into the material.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat quality standards does this drill bit meet?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit conforms to ANSI Standard B212.15, ensuring it meets precise industry tolerance requirements. The chromium-nickel-molybdenum steel alloy body, heat-treatment procedures, and shot-peened finish further ensure professional-grade performance and durability.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp class=\"product-note\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339653447841,"sku":"MDMX05621","price":83.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/Simpson_Strong_tie_SDS-max_Drill_Bit_-_2-Cutter.jpg?v=1746733165"},{"product_id":"simpson-strong-tie-sds-max-quad-bit-5-8x21-mdmx06221q","title":"Simpson 5\/8 in. x 21 in. SDS-Max Quad-Head Carbide Drill Bit MDMX06221Q for Rotary Hammers","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Precisely and uniformly brazed carbide inserts result in longer bit life and consistent cutting performance over extended use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Self-centering tips ensure accurate hole placement from the first strike, reducing walk and improving precision.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  The premium steel alloy body is engineered to withstand the rigors of heavy rotary hammer use, ensuring superior hammering quality and extended service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Advanced heat-treatment procedures combined with a shot-peened finish increase surface hardness, accelerate drilling speed, reduce bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Conformance\u003c\/strong\u003e  -  Drill bit is designed and manufactured to conform to ANSI Standard B212.15 for consistent, reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral\u003c\/strong\u003e  -  The high-volume, multi-flute spiral design rapidly channels concrete dust away from the hole bottom to improve drilling speed and reduce clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry\u003c\/strong\u003e  -  The 4 x 90 deg. head geometry crushes through rebar and actively prevents the bit from sticking in reinforced concrete, keeping work moving without interruption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute\u003c\/strong\u003e  -  The patented, high-performance reinforced core flute is engineered to maximize energy transfer from the rotary hammer into the drill bit tip, enhancing both speed and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry\u003c\/strong\u003e  -  Reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill bit tip, which enhances drilling speed and durability while reducing noise and operator fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank\u003c\/strong\u003e  -  Designed to fit the SDS-max rotary hammer chuck system for secure, tool-free bit changes and reliable torque transmission.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX06221Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 5\/8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 15-1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body with Carbide Inserts)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Conformance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete,\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank type does this drill bit use, and is it compatible with standard rotary hammers?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, which is designed for use with SDS-max rotary hammers. It is not compatible with SDS-plus tools, so be sure your rotary hammer accepts the SDS-max shank format before use.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the overall length and maximum drilling depth of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit has an overall length of 21 inches and a maximum drilling depth of 15-1\/2 inches. The diameter is 5\/8 inch.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 4 x 90 deg. quad-head geometry is specifically designed to crush through rebar and prevent the bit from sticking in reinforced concrete, allowing work to continue without interruption.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and standards ensure the durability and quality of this drill bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is made from a chromium-nickel-molybdenum steel alloy engineered for heavy rotary hammer use. It features uniformly brazed carbide inserts, a heat-treated and shot-peened finish for increased surface hardness and bend resistance, and conforms to ANSI Standard B212.15 for consistent, reliable performance.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339653775521,"sku":"MDMX06221Q","price":80.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx05013-sds-max-shank-bit-1-2-inch-diameter-7-1-2-inch-drilling-depth-and-13-inch-overall-length","title":"Simpson SDS-Max 2-Cutter Carbide Drill Bit 1\/2 in. x 13 in. MDMX05013","description":"\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Consistent, high-quality brazing results in longer bit life and superior wear resistance across demanding applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Ensures accurate hole placement from the first contact, reducing the need for repositioning and improving job-site efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  Premium steel alloy construction provides outstanding hammering quality and an extended service life under continuous heavy use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Specialized heat-treatment procedures and a shot-peened surface finish increase surface hardness, boost drilling speed, reduce drill bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume, Multi-Flute Spiral\u003c\/strong\u003e  -  Quickly channels concrete dust out of the hole to maintain drilling speed and prevent clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry\u003c\/strong\u003e  -  Reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill bit tip, enhancing drilling speed and durability while reducing noise, stress, and vibration on the operator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Head Geometry\u003c\/strong\u003e  -  Crushes through rebar and prevents the bit from sticking in reinforced concrete, keeping work moving without interruption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Cutter Head\u003c\/strong\u003e  -  Designed to improve durability and drilling speed throughout the bit's service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant\u003c\/strong\u003e  -  Conforms to established industry tolerance and quality standards for SDS-max drill bits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank Compatibility\u003c\/strong\u003e  -  Fits all current and older SDS-max rotary hammers for broad tool compatibility on the job site.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number (MPN):\u003c\/strong\u003e MDMX05013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e 2-Cutter Head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 13 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 7-1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body with Carbide Inserts)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance Standard:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete for anchor bolt installation and structural fastening\u003c\/li\u003e\n\u003cli\u003eDrilling through reinforced concrete containing rebar\u003c\/li\u003e\n\u003cli\u003eHeavy-duty rotary hammer drilling requiring SDS-max shank compatibility\u003c\/li\u003e\n\u003cli\u003eApplications requiring precise, self-centered hole placement in concrete substrates\u003c\/li\u003e\n\u003cli\u003eDemolition and drilling tasks requiring optimized impact energy transfer and reduced operator vibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Simpson Strong-Tie MDMX05013 1\/2 in. x 13 in. SDS-max 2-Cutter Carbide Drill Bit\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 rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, which fits all current SDS-max rotary hammers. The SDS-max shank design is intended for larger, more powerful rotary hammers typically used in heavy-duty concrete and masonry applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the key dimensions and drilling depth of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX05013 has a 1\/2 in. diameter and an overall length of 13 in. The maximum drilling depth is 7-1\/2 in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The bit features a 4 x 90 deg. head geometry specifically designed to crush through rebar and prevent the bit from sticking in reinforced concrete, allowing work to continue without interruption.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and quality standards does this drill bit meet?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy, which is heat-treated and shot-peened to increase surface hardness and resistance to bending forces. The carbide inserts are uniformly brazed for longer bit life. The drill bit conforms to ANSI Standard B212.15, ensuring compliance with established industry tolerance and quality standards for SDS-max drill bits.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339654135969,"sku":"MDMX05013","price":59.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/Simpson_Strong_tie_SDS-max_Drill_Bit_-_2-Cutter.jpg?v=1746733165"},{"product_id":"simpson-strong-tie-mdmx06213q-sds-max-quad-head-shank-bit-5-8-inch-diameter-7-1-2-inch-drilling-depth-and-13-inch-overall-length","title":"Simpson 5\/8 in. x 13 in. SDS-Max Quad-Head Carbide Drill Bit MDMX06213Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Consistent brazing quality results in longer bit life and reliable performance over extended use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Engineered for accurate hole placement, reducing walk and improving precision from the first strike.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  High-grade alloy construction ensures exceptional hammering quality and extended service life under heavy-duty conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Specialized heat-treatment procedures and a shot-peened surface finish increase hardness, accelerate drilling speed, reduce bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant\u003c\/strong\u003e  -  Drill bit conforms to ANSI Standard B212.15, ensuring compatibility and quality assurance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral\u003c\/strong\u003e  -  Quickly channels concrete dust away from the hole to maintain drilling speed and prevent clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry\u003c\/strong\u003e  -  Crushes through rebar and actively prevents sticking in reinforced concrete for uninterrupted drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute\u003c\/strong\u003e  -  High-performance design maximizes energy transfer from the rotary hammer to the drill tip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Helix Design\u003c\/strong\u003e  -  High-volume geometry optimizes dust extraction and maintains peak drilling efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank\u003c\/strong\u003e  -  Compatible with SDS-max rotary hammers for secure, tool-free bit changes and optimal power delivery.\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 MDMX06213Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head (4x Drill Bit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 5\/8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 13 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 7-1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body with Carbide Tip)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete, including reinforced concrete containing rebar\u003c\/li\u003e\n\u003cli\u003eHigh-speed, high-volume concrete drilling with SDS-max rotary hammers\u003c\/li\u003e\n\u003cli\u003eApplications requiring precise, self-centered hole placement\u003c\/li\u003e\n\u003cli\u003eHeavy-duty demolition and drilling tasks requiring extended bit durability\u003c\/li\u003e\n\u003cli\u003eProfessional construction applications where ANSI B212.15 compliance is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Simpson Strong-Tie MDMX06213Q 5\/8 in. x 13 in. SDS-max Quad-Head Carbide Drill\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank type does this drill bit use, and what tools is it compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max connection allows for secure, tool-free bit changes and ensures optimal power delivery from the hammer to the bit.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the key dimensions and drilling depth of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX06213Q has a diameter of 5\/8 in. and an overall length of 13 in. The maximum drilling depth is 7-1\/2 in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, allowing for uninterrupted drilling in demanding applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and quality standards are used in the construction of this drill bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is made from a chromium-nickel-molybdenum steel alloy for exceptional hammering quality and extended service life. It also features uniformly brazed carbide inserts, heat-treatment procedures, and a shot-peened finish to increase surface hardness and resistance to bending forces. The drill bit conforms to ANSI Standard B212.15.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339654627489,"sku":"MDMX06213Q","price":66.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx07536q-sds-max-quad-head-shank-bit-3-4-inch-diameter-31-inch-drilling-depth-and-36-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 3\/4 in. x 36 in. Carbide MDMX07536Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Consistent brazing delivers longer bit life and sustained cutting performance across demanding applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Ensure accurate hole placement from the first contact, reducing layout errors and rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  Premium steel alloy construction ensures hammering quality and extended service life under repeated high-impact use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Increases surface hardness, improves drilling speed, reduces drill bit wear, and enhances resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Conformance\u003c\/strong\u003e  -  Manufactured to meet recognized industry precision tolerance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral\u003c\/strong\u003e  -  Quickly channels concrete dust out of the hole to maintain drilling speed and prevent clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry\u003c\/strong\u003e  -  Crushes through rebar and actively prevents the bit from sticking in reinforced concrete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute\u003c\/strong\u003e  -  High-performance, high-volume double-helix design maximizes energy transfer from the rotary hammer into the drill bit tip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry\u003c\/strong\u003e  -  Reduces vibration and optimizes impact energy transfer, enhancing drilling speed and durability while reducing noise and operator fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-max Shank\u003c\/strong\u003e  -  Compatible with SDS-max rotary hammers for secure bit retention and efficient power transmission.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX07536Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head (4x Drill Bit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 3\/4 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 36 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 31 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard:\u003c\/strong\u003e B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete, including reinforced concrete containing rebar\u003c\/li\u003e\n\u003cli\u003eDeep-hole drilling applications requiring up to 31 in. of drilling depth\u003c\/li\u003e\n\u003cli\u003eHigh-production drilling where speed, durability, and reduced operator fatigue are priorities\u003c\/li\u003e\n\u003cli\u003eDemolition and anchoring work requiring precise, accurately placed holes in concrete and masonry\u003c\/li\u003e\n\u003cli\u003eApplications demanding compliance with ANSI Standard B212\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max shank design provides secure bit retention and efficient power transmission from the hammer into the bit tip.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the actual drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eWhile the overall length of this bit is 36 inches, the maximum drilling depth is 31 inches. The remaining length accounts for the shank and bit body outside the material during drilling.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, making it well suited for demanding concrete drilling applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and manufacturing processes are used to ensure the durability of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for extended service life under high-impact use. It also features uniformly brazed carbide inserts for longer bit life, and undergoes heat-treatment procedures along with a shot-peened finish to increase surface hardness, improve drilling speed, reduce wear, and enhance resistance to bending forces. The bit conforms to ANSI Standard B212.15.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339656265889,"sku":"MDMX07536Q","price":162.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx10036q-sds-max-quad-head-shank-bit-with-1-inch-diameter-31-inch-drilling-depth-and-36-inch-overall-length","title":"Simpson 1 in. x 36 in. SDS-Max Quad-Head Carbide Drill Bit MDMX10036Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly brazed carbide inserts\u003c\/strong\u003e resulting in longer bit life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-centering tips\u003c\/strong\u003e for accurate hole placement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-nickel-molybdenum steel alloy body\u003c\/strong\u003e ensures hammering quality and extended service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-treatment procedures and shot-peened finish\u003c\/strong\u003e increase surface hardness, drilling speed, reduce drill bit wear, and improve resistance to bending forces\u003c\/li\u003e\n\u003cli\u003eDrill bit \u003cstrong\u003econforms to ANSI Standard B212.15\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-volume, multi-flute spiral\u003c\/strong\u003e quickly channels concrete dust from the hole to improve drilling speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. head geometry\u003c\/strong\u003e crushes through rebar and prevents sticking in reinforced concrete\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented, high-performance, reinforced core flute\u003c\/strong\u003e maximizes energy transfer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad-head dual-cutter\u003c\/strong\u003e design improves both durability and drilling speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-max shank\u003c\/strong\u003e compatible with current and older SDS-max rotary hammers\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX10036Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 36 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 31 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRotary hammer drilling into concrete, including \u003cstrong\u003ereinforced concrete containing rebar\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eApplications requiring precise, accurate hole placement with \u003cstrong\u003eself-centering tip technology\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDeep drilling applications requiring up to \u003cstrong\u003e31\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with both current and older SDS-max rotary hammers.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX10036Q has an overall length of 36 in. and a maximum drilling depth of 31 in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and treatments are used to ensure the durability of this drill bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is made from a chromium-nickel-molybdenum steel alloy for hammering quality and extended service life. It also features uniformly brazed carbide inserts for longer bit life, and undergoes heat-treatment procedures along with a shot-peened finish to increase surface hardness, reduce wear, and improve resistance to bending forces.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339656462497,"sku":"MDMX10036Q","price":213.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx10623q-sds-max-quad-head-shank-bit-with-1-1-16-inch-diameter-18-inch-drilling-depth-and-23-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 1-1\/16 in. x 23 in. Carbide MDMX10623Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Precision brazing delivers consistent carbide contact for longer bit life and reduced premature wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Engineered tip geometry ensures accurate hole placement from the first strike, minimizing bit walking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  Premium CrNiMo alloy construction ensures exceptional hammering quality and an extended service life under continuous heavy-duty use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treated \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Advanced heat-treatment procedures combined with a shot-peened surface finish increase surface hardness, boost drilling speed, reduce bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant\u003c\/strong\u003e  -  Drill bit conforms to ANSI Standard B212.15, ensuring dimensional accuracy and reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume, Multi-Flute Spiral\u003c\/strong\u003e  -  Rapidly channels concrete dust away from the hole to improve drilling speed and prevent clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry\u003c\/strong\u003e  -  The four-cutter, 90-degree head configuration crushes through rebar and prevents sticking in reinforced concrete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Helix Design\u003c\/strong\u003e  -  The high-volume, double-helix flute geometry maximizes energy transfer from the rotary hammer to the bit tip for faster, more efficient drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank Compatibility\u003c\/strong\u003e  -  Fits all current and older SDS-max rotary hammers from major tool brands.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX10623Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-1\/16 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 23 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 18 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Alloy) with Carbide Inserts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance Standard:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete, including reinforced concrete with rebar\u003c\/li\u003e\n\u003cli\u003eHigh-volume concrete drilling applications requiring rapid dust evacuation\u003c\/li\u003e\n\u003cli\u003eProfessional and commercial rotary hammer drilling with SDS-max tool systems\u003c\/li\u003e\n\u003cli\u003eApplications demanding precise hole placement and consistent hole diameter\u003c\/li\u003e\n\u003cli\u003eHeavy-duty demolition and construction drilling where durability and speed are critical\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Simpson Strong-Tie MDMX10623Q 1-1\/16 in. x 23 in. SDS-max Quad-Head Carbide Drill Bit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank type does this drill bit use, and will it fit my rotary hammer?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, which is compatible with all current and older SDS-max rotary hammers from major tool brands. It is not compatible with SDS-plus or standard chuck rotary hammers.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX10623Q has an overall length of 23 inches and a maximum drilling depth of 18 inches. The additional length beyond the drilling depth accommodates the SDS-max shank engagement in the rotary hammer chuck.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete. The chromium-nickel-molybdenum steel alloy body and uniformly brazed carbide inserts further support durability under these demanding conditions.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat material is the bit body made from, and are there any quality or standards certifications?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy, which is heat-treated and shot-peened to increase surface hardness, improve drilling speed, reduce wear, and enhance resistance to bending forces. The drill bit conforms to ANSI Standard B212.15, ensuring dimensional accuracy and reliable performance.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339656757409,"sku":"MDMX10623Q","price":145.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx10021q-sds-max-quad-head-shank-bit-with-1-inch-diameter-17-inch-drilling-depth-and-21-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 1 in. x 21 in. Carbide MDMX10021Q for Rotary Hammer","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eSimpson MDMX10021Q 1 in. x 21 in. SDS-max Shank Quad-Head Drill Bit\u003c\/strong\u003e by Simpson Strong-Tie is a premium-quality, professional-grade carbide-tipped rotary hammer drill bit engineered for demanding concrete and reinforced concrete drilling applications. Featuring a proprietary quad-head dual-cutter design and high-volume double-helix flute geometry, this bit delivers exceptional drilling speed, reduced operator vibration, and outstanding durability in the most challenging jobsite conditions.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUniformly brazed carbide inserts resulting in longer bit life\u003c\/li\u003e\n\u003cli\u003eSelf-centering tips for accurate hole placement\u003c\/li\u003e\n\u003cli\u003eChromium-nickel-molybdenum steel alloy body ensures hammering quality and extended service life\u003c\/li\u003e\n\u003cli\u003eHeat-treatment procedures and shot-peened finish increase surface hardness, drilling speed, reduces drill bit wear and improves resistance to bending forces\u003c\/li\u003e\n\u003cli\u003eDrill bit conforms to ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003eHigh-volume, multi-flute spiral quickly channels concrete dust from the hole to improve drilling speed\u003c\/li\u003e\n\u003cli\u003e4 x 90 deg. head geometry crushes through rebar and prevents sticking in reinforced concrete\u003c\/li\u003e\n\u003cli\u003ePatented, high-performance, reinforced core flute maximizes energy transfer from rotary hammer to drill bit tip\u003c\/li\u003e\n\u003cli\u003eProprietary flute geometry reduces vibration and optimizes impact energy transfer, enhancing drilling speed while reducing noise and operator stress\u003c\/li\u003e\n\u003cli\u003eSDS-max shank with chisel-shaped drill bit head penetrates material and directs concrete dust into the multi-flute spiral\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e MDMX10021Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head 4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 17 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e DE\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 rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with all SDS-max rotary hammers. The shank's chisel-shaped head is designed to penetrate material efficiently while directing concrete dust into the multi-flute spiral.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete with rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 4 x 90 deg. quad-head geometry is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, making it well-suited for demanding structural drilling applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis bit provides a drilling depth of 17 in., with an overall length of 21 in. The high-volume, multi-flute spiral quickly channels concrete dust away from the hole to maintain drilling speed throughout the full depth.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat design features help reduce operator fatigue and vibration?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe proprietary flute geometry reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill bit tip. Combined with the shot-peened finish and heat-treated chromium-nickel-molybdenum steel alloy body, these features work together to reduce noise, stress, and vibration on the operator during extended use.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp class=\"product-note\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339657052321,"sku":"MDMX10021Q","price":95.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx08121q-sds-max-quad-head-shank-bit-13-16-inch-diameter-17-inch-drilling-depth-and-21-inch-overall-length","title":"Simpson 13\/16 in. x 21 in. SDS-Max Quad Head Carbide Drill Bit MDMX08121Q for Rotary Hammers","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eSimpson MDMX08121Q 13\/16 in. x 21 in. SDS-max Shank Quad-Head Drill Bit\u003c\/strong\u003e by Simpson Strong-Tie is a premium-quality, professional-grade carbide drill bit engineered for demanding rotary hammer drilling applications in concrete and reinforced concrete. Built with a proprietary quad-head dual-cutter design and high-volume double-helix flute geometry, this bit delivers exceptional drilling speed, superior durability, and reduced operator vibration  -  making it a top-tier choice for contractors and tradespeople tackling heavy-duty concrete drilling tasks.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUniformly brazed carbide inserts resulting in longer bit life\u003c\/li\u003e\n\u003cli\u003eSelf-centering tips for accurate hole placement\u003c\/li\u003e\n\u003cli\u003eChromium-nickel-molybdenum steel alloy body ensures hammering quality and extended service life\u003c\/li\u003e\n\u003cli\u003eHeat-treatment procedures and shot-peened finish increase surface hardness, drilling speed, reduces drill bit wear and improves resistance to bending forces\u003c\/li\u003e\n\u003cli\u003eDrill bit conforms to ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003eHigh-volume, multi-flute spiral quickly channels concrete dust from the hole to improve drilling speed\u003c\/li\u003e\n\u003cli\u003e4 x 90 deg. head geometry crushes through rebar and prevents sticking in reinforced concrete\u003c\/li\u003e\n\u003cli\u003ePatented, high-performance, reinforced core flute maximizes energy transfer from the rotary hammer into the drill bit tip\u003c\/li\u003e\n\u003cli\u003eProprietary flute geometry reduces vibration and optimizes impact energy transfer, enhancing drilling speed and durability while reducing noise and stress on the operator\u003c\/li\u003e\n\u003cli\u003eSDS-max shank with chisel-shaped drill bit head penetrates material and directs concrete dust into the multi-flute spiral\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number (MPN):\u003c\/strong\u003e MDMX08121Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 13\/16 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 17 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body with Carbide Inserts)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e DE\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 rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, which is designed to fit SDS-max rotary hammers. The SDS-max shank interface is a standard connection used across a wide range of professional-grade rotary hammer tools.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the actual drilling depth of the MDMX08121Q?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eWhile the overall length of this drill bit is 21 in., the effective drilling depth is 17 in. This distinction is important when planning hole depths for anchor installations or other precise applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eHow does the quad-head design benefit drilling in reinforced concrete?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe 4 x 90 deg. quad-head geometry is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete. Combined with the high-volume double-helix flute design and patented reinforced core, the quad-head configuration improves both drilling speed and durability in tough, rebar-laden substrates.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat makes the body material of this drill bit particularly durable?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe drill bit body is constructed from a chromium-nickel-molybdenum steel alloy, which ensures hammering quality and extended service life. Additional heat-treatment procedures and a shot-peened finish further increase surface hardness, improve resistance to bending forces, and reduce overall drill bit wear during heavy use.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cp class=\"product-note\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Product dimensions may differ from picture. Please see the item description above for specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339657085089,"sku":"MDMX08121Q","price":118.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-sds-max-quad-bit-1x13-mdmx10013q","title":"Simpson 1 in. x 13 in. SDS-Max Quad-Head Carbide Drill Bit MDMX10013Q for Rotary Hammer","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly brazed carbide inserts\u003c\/strong\u003e  -  Precisely brazed tips deliver consistent contact and longer bit life compared to standard brazing methods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-centering tips\u003c\/strong\u003e  -  Engineered tip geometry provides accurate hole placement from the first strike, reducing walk and improving precision.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-nickel-molybdenum steel alloy body\u003c\/strong\u003e  -  Premium alloy construction ensures superior hammering quality and an extended service life under demanding jobsite conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-treatment \u0026amp; shot-peened finish\u003c\/strong\u003e  -  Proprietary heat-treatment procedures combined with a shot-peened surface finish increase surface hardness, improve drilling speed, reduce bit wear, and enhance resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 compliant\u003c\/strong\u003e  -  Meets precise tolerance requirements established by the American National Standards Institute for SDS-max drill bits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-volume, multi-flute spiral\u003c\/strong\u003e  -  Rapidly channels concrete dust out of the hole to maintain cutting efficiency and improve overall drilling speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. quad-head geometry\u003c\/strong\u003e  -  The four-cutter, 90-degree head configuration crushes through rebar and actively prevents the bit from sticking in reinforced concrete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented reinforced core flute\u003c\/strong\u003e  -  The high-performance, reinforced core flute design maximizes impact energy transfer from the rotary hammer into the drill bit tip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary flute geometry\u003c\/strong\u003e  -  Reduces vibration and optimizes impact energy transfer to enhance both drilling speed and bit durability while reducing stress and vibration on the operator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-max shank\u003c\/strong\u003e  -  Compatible with all current and older SDS-max rotary hammers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in Germany\u003c\/strong\u003e  -  Manufactured to Simpson Strong-Tie's highest quality standards.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX10013Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 13 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Alloy) with Carbide Tip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Shot-Peened\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete and reinforced concrete (including rebar-bearing slabs and walls)\u003c\/li\u003e\n\u003cli\u003eMasonry and concrete block drilling\u003c\/li\u003e\n\u003cli\u003eAnchor bolt hole installation in concrete substrates\u003c\/li\u003e\n\u003cli\u003eHigh-frequency rotary hammer drilling applications requiring fast material removal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of shank does this drill bit use, and what rotary hammers is it compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, which is designed for use with SDS-max rotary hammers. The SDS-max shank system provides a secure, tool-free bit connection and is a standard interface found on larger, heavy-duty rotary hammer models.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, making it well suited for drilling in heavily reinforced slabs and walls.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the key dimensions of this drill bit, and how deep can it drill?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit has a 1 in. diameter and a total length of 13 in. The maximum drilling depth is 8 in., giving the operator sufficient working length for anchoring and fastening applications that require deep, clean holes.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and treatments are used to ensure the durability of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is made from a chromium-nickel-molybdenum steel alloy for superior hammering quality and extended service life. It also undergoes proprietary heat-treatment procedures and a shot-peened finish to increase surface hardness, reduce bit wear, improve drilling speed, and enhance resistance to bending forces. The carbide inserts are uniformly brazed for consistent contact and longer bit life, and the bit conforms to ANSI Standard B212.15.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339659509921,"sku":"MDMX10013Q","price":84.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx08713q-sds-max-quad-head-shank-bit-7-8-inch-diameter-8-inch-drilling-depth-and-13-inch-overall-length","title":"Simpson 7\/8 in. x 13 in. SDS-Max Quad-Head Carbide Drill Bit MDMX08713Q, 8 in. Drilling Depth","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Precision brazing ensures consistent carbide bonding for longer bit life and reliable performance over extended use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Accurate hole placement from the first strike, reducing the need for repositioning and improving productivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  High-grade steel alloy construction ensures superior hammering quality and an extended service life under heavy-duty conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Proprietary heat-treatment procedures combined with a shot-peened finish increase surface hardness, boost drilling speed, reduce drill bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant\u003c\/strong\u003e  -  Drill bit conforms to ANSI Standard B212.15, meeting precise industry tolerance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume, Multi-Flute Spiral\u003c\/strong\u003e  -  Rapidly channels concrete dust away from the hole to maintain clear cutting paths and improve drilling speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry\u003c\/strong\u003e  -  Crushes through rebar and prevents the bit from sticking in reinforced concrete, improving safety and efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute\u003c\/strong\u003e  -  The high-performance, reinforced core flute design maximizes energy transfer for faster, more effective drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry\u003c\/strong\u003e  -  Reduces vibration, optimizes impact energy transfer from the rotary hammer into the drill bit tip, enhancing drilling speed and durability while reducing operator fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank\u003c\/strong\u003e  -  Compatible with SDS-max rotary hammers for secure, tool-free bit changes and reliable torque transmission.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX08713Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head \/ 4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 7\/8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 13 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard:\u003c\/strong\u003e B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete, including reinforced concrete containing rebar\u003c\/li\u003e\n\u003cli\u003eMasonry and concrete demolition applications requiring high-impact SDS-max rotary hammer tooling\u003c\/li\u003e\n\u003cli\u003ePrecision anchor hole drilling where accurate hole placement and consistent diameter are critical\u003c\/li\u003e\n\u003cli\u003eHigh-volume drilling tasks where dust clearance, speed, and operator comfort are priorities\u003c\/li\u003e\n\u003cli\u003eProfessional construction and structural applications requiring ANSI Standard B212.15 compliant drill bits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank type does this drill bit use, and which tools is it compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max shank system is designed to optimize impact energy transfer from the rotary hammer into the drill bit tip, enhancing drilling speed and durability.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the key dimensions and drilling depth of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit has a diameter of 7\/8 in. and an overall length of 13 in. The maximum drilling depth is 8 in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this bit drill through rebar in reinforced concrete?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, improving both safety and efficiency during use.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and manufacturing processes are used to ensure the durability of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for superior hammering quality and extended service life. It undergoes proprietary heat-treatment procedures and a shot-peened finish that increase surface hardness, boost drilling speed, reduce wear, and improve resistance to bending forces. The carbide inserts are uniformly brazed for consistent bonding and longer bit life. The bit also conforms to ANSI Standard B212.15.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339659739297,"sku":"MDMX08713Q","price":83.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-3-4-in-x-21-in-steel-sds-max-quad-head-shank-drill-bit","title":"Simpson SDS-Max Quad Head Drill Bit 3\/4 in. x 21 in. Carbide MDMX07521Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts:\u003c\/strong\u003e Precision brazing technique results in longer bit life and consistent cutting performance across the full service life of the bit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips:\u003c\/strong\u003e Ensures accurate hole placement right from the start, reducing the need for repositioning and improving overall efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body:\u003c\/strong\u003e Premium alloy construction delivers exceptional hammering quality and extended service life under heavy use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish:\u003c\/strong\u003e Advanced heat-treatment procedures combined with a shot-peened finish increase surface hardness and drilling speed, reduce bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant:\u003c\/strong\u003e Drill bit conforms to ANSI Standard B212.15, ensuring it meets precise industry tolerance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral:\u003c\/strong\u003e Rapidly channels concrete dust out of the hole to improve drilling speed and maintain clean bore holes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry:\u003c\/strong\u003e Crushes through rebar and actively prevents sticking in reinforced concrete  -  a critical advantage in structural drilling applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Helix Quad-Head Design:\u003c\/strong\u003e High-volume, double-helix geometry combined with a patented reinforced core flute maximizes energy transfer and optimizes impact performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry:\u003c\/strong\u003e Reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill tip, enhancing speed, durability, and operator comfort.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX07521Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head (4x Drill Bit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 3\/4 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 17 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry Standard:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into reinforced concrete where rebar penetration resistance is required\u003c\/li\u003e\n\u003cli\u003eHigh-speed concrete drilling with SDS-max rotary hammer tools\u003c\/li\u003e\n\u003cli\u003eStructural and commercial concrete drilling requiring precise hole placement\u003c\/li\u003e\n\u003cli\u003eDemolition and heavy-duty drilling applications demanding reduced operator fatigue\u003c\/li\u003e\n\u003cli\u003eApplications requiring conformance to ANSI Standard B212.15\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Simpson Strong-Tie MD\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank type does this drill bit use, and which tools is it compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max interface is designed for heavy-duty rotary hammer tools and allows for secure bit retention while enabling efficient impact energy transfer from the tool into the drill tip.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the overall length and maximum drilling depth of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX07521Q has an overall length of 21 inches and a maximum drilling depth of 17 inches, with a diameter of 3\/4 inch.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, making it well-suited for structural drilling applications in rebar-reinforced materials.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and manufacturing standards give this bit its durability?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for exceptional hammering quality and extended service life. It also features uniformly brazed carbide inserts, heat-treatment procedures, and a shot-peened finish that increase surface hardness and resistance to bending forces. The drill bit conforms to ANSI Standard B212.15, ensuring it meets precise industry tolerance requirements.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339659837601,"sku":"MDMX07521Q","price":86.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx08721q-sds-max-quad-head-shank-bit-with-7-8-inch-diameter-17-inch-drilling-depth-and-21-inch-overall-length","title":"Simpson 7\/8 in. x 21 in. SDS-Max Quad-Head Carbide Drill Bit MDMX08721Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts:\u003c\/strong\u003e Uniformly brazed carbide inserts resulting in longer bit life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips:\u003c\/strong\u003e Self-centering tips for accurate hole placement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body:\u003c\/strong\u003e Chromium-nickel-molybdenum steel alloy body ensures hammering quality and extended service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish:\u003c\/strong\u003e Heat-treatment procedures and shot-peened finish increase surface hardness, drilling speed, reduces drill bit wear and improves resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Compliant:\u003c\/strong\u003e Drill bit conforms to ANSI Standard B212.15.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral:\u003c\/strong\u003e High-volume, multi-flute spiral quickly channels concrete dust from the hole to improve drilling speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry:\u003c\/strong\u003e 4 x 90 deg. head geometry crushes through rebar and prevents sticking in reinforced concrete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry:\u003c\/strong\u003e Reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill bit tip, enhancing drilling speed and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute:\u003c\/strong\u003e High-performance, reinforced core flute maximizes energy transfer via the high-volume, double-helix design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank:\u003c\/strong\u003e Compatible with SDS-max rotary hammer chucks for secure, tool-free bit changes.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX08721Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 7\/8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 17 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel with Carbide Tip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlloy Composition:\u003c\/strong\u003e Chromium-Nickel-Molybdenum Steel Alloy Body\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into concrete, including reinforced concrete with rebar\u003c\/li\u003e\n\u003cli\u003eHeavy-duty rotary hammer drilling using SDS-max shank rotary hammers\u003c\/li\u003e\n\u003cli\u003eApplications requiring precise, self-centered hole placement\u003c\/li\u003e\n\u003cli\u003eDrilling and demolition tasks requiring high-speed concrete dust evacuation\u003c\/li\u003e\n\u003cli\u003eProfessional construction, anchoring, and structural attachment applications in concrete substrates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammer chucks. The SDS-max shank design allows for secure, tool-free bit changes on any rotary hammer equipped with an SDS-max chuck.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the actual drilling depth and overall length of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX08721Q has an overall length of 21 inches and a maximum drilling depth of 17 inches. The diameter is 7\/8 in., making it well-suited for anchor holes and other applications requiring a deep, precise bore in concrete or masonry.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this bit drill through rebar in reinforced concrete?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete. The self-centering tips also help maintain accurate hole placement even in challenging reinforced concrete applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and standards does this drill bit meet?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit is constructed from a chromium-nickel-molybdenum steel alloy body with uniformly brazed carbide inserts. Heat-treatment procedures and a shot-peened finish increase surface hardness and resistance to bending forces. The drill bit conforms to ANSI Standard B212.15.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339660329121,"sku":"MDMX08721Q","price":94.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx11217q-sds-max-quad-head-shank-bit-with-1-1-8-inch-diameter-12-inch-drilling-depth-and-17-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 1-1\/8 in. x 17 in. Carbide MDMX11217Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts\u003c\/strong\u003e  -  Consistent brazing across all carbide inserts results in longer bit life and reliable performance over extended use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips\u003c\/strong\u003e  -  Accurately positions the bit at the point of contact for precise hole placement every time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body\u003c\/strong\u003e  -  Premium alloy construction ensures superior hammering quality and extended service life under demanding conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish\u003c\/strong\u003e  -  Specialized heat-treatment procedures and a shot-peened surface finish increase surface hardness, improve drilling speed, reduce bit wear, and enhance resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral\u003c\/strong\u003e  -  Quickly channels concrete dust out of the hole to maintain drilling speed and reduce clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry\u003c\/strong\u003e  -  Crushes through rebar and actively prevents the bit from sticking in reinforced concrete, improving both safety and efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute\u003c\/strong\u003e  -  High-volume, double-helix design maximizes energy transfer from the rotary hammer into the cutting tip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry\u003c\/strong\u003e  -  Reduces vibration and optimizes impact energy transfer to enhance drilling speed, durability, and operator comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant\u003c\/strong\u003e  -  Drill bit conforms to ANSI Standard B212.15 for industry-recognized dimensional accuracy and performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-max Shank\u003c\/strong\u003e  -  Compatible with SDS-max rotary hammers for secure bit retention and efficient power delivery.\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 MDMX11217Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head (4x Drill Bit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-1\/8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 17 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 12 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max shank design provides secure bit retention and efficient power delivery from the hammer to the cutting tip.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the key dimensions and drilling depth of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit has a diameter of 1-1\/8 in. and an overall length of 17 in. It provides a maximum drilling depth of 12 in., making it suitable for deep anchor and fastener holes in concrete and masonry applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit handle reinforced concrete with rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, improving both drilling efficiency and operator safety.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and treatments are used to ensure the durability of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for superior hammering quality and extended service life. It also undergoes specialized heat-treatment procedures and a shot-peened finish to increase surface hardness, reduce bit wear, improve drilling speed, and enhance resistance to bending forces. The carbide inserts are uniformly brazed for consistent, long-lasting performance.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339660492961,"sku":"MDMX11217Q","price":119.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx11221q-sds-max-quad-head-shank-bit-with-1-1-8-inch-diameter-17-inch-drilling-depth-and-21-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 1-1\/8 in. x 21 in. Carbide MDMX11221Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts:\u003c\/strong\u003e Delivers consistent bonding across all cutting edges, resulting in longer bit life and sustained cutting performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips:\u003c\/strong\u003e Ensures accurate hole placement from the very first strike, reducing the risk of bit walking on hard surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body:\u003c\/strong\u003e A premium alloy construction that ensures exceptional hammering quality and an extended service life under heavy-duty use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish:\u003c\/strong\u003e Specialized heat-treatment procedures and a shot-peened finish increase surface hardness, improve drilling speed, reduce drill bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant:\u003c\/strong\u003e Drill bit conforms to ANSI Standard B212.15, meeting precise industry tolerance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume, Multi-Flute Spiral:\u003c\/strong\u003e Quickly channels concrete dust from the hole to improve drilling speed and prevent clogging during operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry:\u003c\/strong\u003e Crushes through rebar and prevents sticking in reinforced concrete, reducing downtime and improving efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute:\u003c\/strong\u003e The high-volume, double-helix design maximizes energy transfer from hammer to bit tip for optimized impact performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry:\u003c\/strong\u003e Reduces vibration and optimizes impact energy transfer from the rotary hammer, enhancing drilling speed and durability while reducing noise and operator fatigue.\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\u003eSpecification:\u003c\/strong\u003e Detail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e MDMX11221Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-1\/8 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 21 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 17 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cp\u003eThe Simpson Strong-Tie MDMX11221Q S\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank type does this drill bit use, and which tools is it compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max shank system is designed for heavy-duty rotary hammer tools and ensures secure bit retention during high-impact drilling operations.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the drilling depth and overall length of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis bit has an overall length of 21 inches and a maximum drilling depth of 17 inches. The diameter is 1-1\/8 inches, making it well suited for larger-diameter anchor holes in concrete and reinforced concrete applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this bit drill through rebar in reinforced concrete?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete. This reduces downtime and keeps drilling operations moving efficiently even in heavily reinforced substrates.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and standards govern the construction of this drill bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy, which provides exceptional hammering quality and extended service life. Uniformly brazed carbide inserts are used for the cutting edges to ensure longer bit life. The bit also undergoes heat-treatment procedures and a shot-peened finish to increase surface hardness and resistance to bending forces. 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Quad-Head Geometry:\u003c\/strong\u003e The four-cutter, 90 deg. head geometry crushes through rebar and prevents sticking in reinforced concrete  -  a critical advantage in demanding structural applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Helix Quad-Head Design:\u003c\/strong\u003e The high-volume, double-helix quad-head configuration combined with a patented reinforced core flute maximizes energy transfer for superior penetration rates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank:\u003c\/strong\u003e Compatible with all SDS-max rotary hammers for secure, tool-free bit changes and efficient power transmission.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX12536Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head (4x Drill Bit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-1\/4 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 36 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 31 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body with Carbide Tip)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling through reinforced concrete using SDS-max rotary hammers\u003c\/li\u003e\n\u003cli\u003ePenetrating rebar-reinforced substrates where standard bits may stick or bind\u003c\/li\u003e\n\u003cli\u003eDeep-hole drilling applications requiring up to 31 in. of drilling depth\u003c\/li\u003e\n\u003cli\u003eHigh-production concrete drilling where drilling speed, bit durability, and operator comfort are priorities\u003c\/li\u003e\n\u003cli\u003eApplications requiring precise hole placement in concrete, masonry, and similar hard materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max shank design optimizes impact energy transfer from the rotary hammer into the drill bit tip, enhancing drilling speed and durability.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this bit drill through reinforced concrete with rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The 4 x 90 deg. quad-head geometry is specifically designed to crush through rebar and prevent sticking in reinforced concrete, making it well suited for demanding structural drilling applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat are the key dimensions of this drill bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit has a diameter of 1-1\/4 in. and an overall length of 36 in., with a maximum drilling depth of 31 in.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and treatments are used to ensure the durability of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for exceptional hammering quality and extended service life. It also undergoes proprietary heat-treatment procedures and receives a shot-peened finish that increases surface hardness, improves drilling speed, reduces drill bit wear, and enhances resistance to bending forces. Additionally, uniformly brazed carbide inserts provide consistent cutting performance and longer bit life.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339660755105,"sku":"MDMX12536Q","price":202.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx12523q-sds-max-quad-head-shank-bit-with-1-1-4-inch-diameter-18-inch-drilling-depth-and-23-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 1-1\/4 in. x 23 in. Carbide MDMX12523Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad-Head Design:\u003c\/strong\u003e High-volume, double-helix quad-head configuration with a patented, high-performance, reinforced core flute maximizes energy transfer for enhanced drilling speed and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Head Geometry:\u003c\/strong\u003e Crushes through rebar and prevents sticking in reinforced concrete for uninterrupted drilling performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts:\u003c\/strong\u003e Consistent, precision brazing results in longer bit life and sustained cutting performance over extended use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips:\u003c\/strong\u003e Ensures accurate hole placement from the moment contact is made, reducing the need for re-drilling or corrections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body:\u003c\/strong\u003e Delivers exceptional hammering quality and extended service life under high-impact conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treated \u0026amp; Shot-Peened Finish:\u003c\/strong\u003e Increases surface hardness, improves drilling speed, reduces bit wear, and enhances resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Multi-Flute Spiral:\u003c\/strong\u003e Quickly channels concrete dust out of the hole to maintain drilling speed and reduce clogging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Impact Energy Transfer:\u003c\/strong\u003e Proprietary flute geometry reduces vibration while optimizing the transfer of impact energy from the rotary hammer to the drill bit tip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Compliant:\u003c\/strong\u003e Drill bit conforms to ANSI Standard B212.15 for dimensional accuracy and performance reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank:\u003c\/strong\u003e Compatible with SDS-max rotary hammers for secure, tool-free bit changes and positive drive engagement.\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\u003eAttribute:\u003c\/strong\u003e Value\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number (MPN):\u003c\/strong\u003e MDMX12523Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head \/ 4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-1\/4 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 23 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 18 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide (Uniformly Brazed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Shot-Peened \/ Heat-Treated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance Standard:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. The SDS-max shank provides secure, tool-free bit changes and positive drive engagement for reliable performance during heavy-duty drilling applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the drilling depth and overall length of this bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX12523Q has an overall length of 23 inches and a maximum drilling depth of 18 inches. The diameter is 1-1\/4 inches, making it well suited for larger-diameter holes in concrete and masonry applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, allowing for uninterrupted drilling performance even in heavily reinforced applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and treatments are used to ensure the durability of this drill bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for exceptional hammering quality and extended service life. It also undergoes heat-treatment procedures and receives a shot-peened finish, which increases surface hardness, improves drilling speed, reduces bit wear, and enhances resistance to bending forces. Additionally, the carbide inserts are uniformly brazed for consistent cutting performance and longer bit life.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339661050017,"sku":"MDMX12523Q","price":130.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx15023q-sds-max-quad-head-shank-bit-with-1-1-2-inch-diameter-18-inch-drilling-depth-and-23-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 1-1\/2 in. x 23 in. Carbide MDMX15023Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly Brazed Carbide Inserts:\u003c\/strong\u003e Ensures consistent bonding strength throughout the cutting head, resulting in longer bit life and sustained cutting performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Centering Tips:\u003c\/strong\u003e Provides accurate hole placement from the first strike, reducing walkout and improving precision on every application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-Nickel-Molybdenum Steel Alloy Body:\u003c\/strong\u003e A premium steel alloy construction ensures exceptional hammering quality and an extended service life under heavy-duty rotary hammer use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treatment \u0026amp; Shot-Peened Finish:\u003c\/strong\u003e Specialized heat-treatment procedures combined with a shot-peened surface finish increase surface hardness, boost drilling speed, reduce drill bit wear, and improve resistance to bending forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eANSI Standard B212.15 Compliant:\u003c\/strong\u003e Drill bit conforms to ANSI Standard B212.15, meeting precise industry tolerance requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume, Multi-Flute Spiral:\u003c\/strong\u003e Quickly channels concrete dust from the hole to improve drilling speed and reduce clogging during deep drilling operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. Quad-Head Geometry:\u003c\/strong\u003e Crushes through rebar and prevents sticking in reinforced concrete, making this bit ideal for the most challenging substrates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary Flute Geometry:\u003c\/strong\u003e Reduces vibration and optimizes impact energy transfer from the rotary hammer into the drill bit tip, enhancing both speed and durability while reducing operator fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatented Reinforced Core Flute:\u003c\/strong\u003e The high-performance reinforced core design maximizes energy transfer for faster, more efficient drilling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDS-Max Shank:\u003c\/strong\u003e Compatible with SDS-max rotary hammers for secure, tool-free bit changes and reliable power transfer.\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX15023Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head \/ 4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-1\/2 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 23 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 18 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into reinforced concrete containing rebar\u003c\/li\u003e\n\u003cli\u003eDeep-hole drilling in concrete, masonry, and similar hard substrates\u003c\/li\u003e\n\u003cli\u003eAnchor bolt hole preparation requiring precise diameter tolerances\u003c\/li\u003e\n\u003cli\u003eDemolition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat shank type does this drill bit use, and is it compatible with standard rotary hammers?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, which is designed for use with SDS-max rotary hammers. The SDS-max interface is a heavy-duty standard commonly found on larger rotary hammers intended for demanding concrete and masonry drilling applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX15023Q has a total length of 23 inches and a maximum drilling depth of 18 inches, making it well suited for deep anchor hole installations and other applications requiring extended reach into concrete or masonry.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete containing rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry that is specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, making it a reliable choice for drilling through heavily reinforced substrates.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and standards govern the construction and quality of this drill bit?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for exceptional durability and hammering quality. It also undergoes heat-treatment procedures and a shot-peened finish to increase surface hardness and resistance to bending forces. Additionally, the bit conforms to ANSI Standard B212.15, ensuring it meets precise industry tolerance requirements.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339662295201,"sku":"MDMX15023Q","price":177.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"},{"product_id":"simpson-strong-tie-mdmx17523q-sds-max-quad-head-shank-bit-with-1-3-4-inch-diameter-18-inch-drilling-depth-and-23-inch-overall-length","title":"Simpson SDS-Max Quad Head Drill Bit 1-3\/4 in. x 23 in. Carbide MDMX17523Q","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniformly brazed carbide inserts\u003c\/strong\u003e resulting in longer bit life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-centering tips\u003c\/strong\u003e for accurate hole placement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromium-nickel-molybdenum steel alloy body\u003c\/strong\u003e ensures hammering quality and extended service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-treatment procedures and shot-peened finish\u003c\/strong\u003e increase surface hardness, drilling speed, reduce drill bit wear, and improve resistance to bending forces\u003c\/li\u003e\n\u003cli\u003eDrill bit conforms to \u003cstrong\u003eANSI Standard B212.15\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-volume, multi-flute spiral\u003c\/strong\u003e quickly channels concrete dust from the hole to improve drilling speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 x 90 deg. head geometry\u003c\/strong\u003e crushes through rebar and prevents sticking in reinforced concrete\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad-head dual-cutter design\u003c\/strong\u003e engineered to improve both durability and drilling speed\u003c\/li\u003e\n\u003cli\u003eSDS-max shank for compatibility with SDS-max rotary hammers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18 in. drilling depth\u003c\/strong\u003e for deep anchor and fastener installations\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\u003eModel Number (MPN):\u003c\/strong\u003e MDMX17523Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1-3\/4 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 23 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrilling Depth:\u003c\/strong\u003e 18 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Type:\u003c\/strong\u003e Quad Head  -  4x Drill Bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type:\u003c\/strong\u003e SDS-max Shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Hardened Steel (Chromium-Nickel-Molybdenum Steel Alloy Body)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Material:\u003c\/strong\u003e Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Compliance:\u003c\/strong\u003e ANSI Standard B212.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany (DE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eApproved Applications\u003c\/h3\u003e\n\u003cp\u003eThe Simpson Strong-Tie MDMX17523Q quad-head SDS-max drill bit is engineered for demanding drilling and demolition tasks, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrilling into \u003cstrong\u003econcrete\u003c\/strong\u003e, including reinforced concrete with rebar\u003c\/li\u003e\n\u003cli\u003eCreating anchor bolt and fastener holes requiring precise depth and diameter tolerances\u003c\/li\u003e\n\u003cli\u003eHigh-volume drilling applications in \u003cstrong\u003emasonry and concrete structures\u003c\/strong\u003e where dust removal and speed are critical\u003c\/li\u003e\n\u003cli\u003eProfessional and contractor-grade work demanding extended bit life and consistent performance\u003c\/li\u003e\n\u003cli\u003eUse with all current and older \u003cstrong\u003eSDS-max rotary hammers\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Simpson Strong-Tie MDMX17523Q 1-3\/4 in. x 23 in. SDS-max Quad-Head Carb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat type of rotary hammer is this drill bit compatible with?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis drill bit features an SDS-max shank, making it compatible with SDS-max rotary hammers. It is not designed for use with SDS-plus or standard chuck rotary hammers.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum drilling depth this bit can achieve?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe Simpson MDMX17523Q has a drilling depth of 18 in., despite its 23 in. overall length. This depth capacity makes it well suited for deep anchor bolt and fastener hole installations in concrete.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan this drill bit be used in reinforced concrete with rebar?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The quad-head design features a 4 x 90 deg. head geometry specifically engineered to crush through rebar and prevent the bit from sticking in reinforced concrete, making it appropriate for demanding reinforced concrete drilling applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat materials and manufacturing processes are used to ensure durability?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe bit body is constructed from a chromium-nickel-molybdenum steel alloy for hammering quality and extended service life. Uniformly brazed carbide inserts are used at the tip for longer bit life, and heat-treatment procedures combined with a shot-peened finish increase surface hardness, improve resistance to bending forces, and reduce drill bit wear. The bit also conforms to ANSI Standard B212.15.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"SIMPSON","offers":[{"title":"Default Title","offer_id":35339663081633,"sku":"MDMX17523Q","price":187.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/SDS-max_Drill_Bits_4-cutter_head.jpg?v=1746731636"}],"url":"https:\/\/factorydirectsupply.com\/collections\/sds-max.oembed?page=2","provider":"FactoryDirectSupply.com","version":"1.0","type":"link"}