Simpson Deck-Drive DWP Wood Screw in #8 x 2-1/2" with Type 305 Stainless Steel finish is a professional-grade fastening solution engineered for deck construction, dock building, and general exterior wood applications where dependable corrosion protection is essential. Featuring a T20 6-lobe drive, flat head profile, and box-thread design, this screw is built to deliver clean, secure installations in a wide range of wood decking and trim materials. The Type 305 stainless steel construction provides the extra corrosion resistance needed for outdoor environments exposed to moisture and weathering - making it a trusted choice for contractors and builders working on decking, boardwalks, and exterior trim projects.

Key Features

• Type 305 Stainless Steel material - delivers enhanced corrosion resistance for deck, dock, and exterior applications exposed to moisture and the elements, helping fasteners last longer without rust bleed or staining the wood surface
• Unique box-thread design with raised-ridge technology - greatly reduces driving torque so you can drive more screws per battery charge, improving productivity on large decking installations
• Specially designed sharp point - penetrates hardwood and dense wood products with ease, reducing the need for pre-drilling and speeding up installation
• T20 6-lobe drive - provides a secure, positive bit fit that reduces cam-out, resulting in easier driving and extended bit life compared to traditional drive styles
• Flat head profile with 0.335 in. head diameter - sits flush with or slightly below the wood surface for a clean, professional finish on deck boards, fascia, and trim
• Compatible with wood, engineered wood, and polymer decking materials - offers versatility across the variety of deck board products used in modern construction
• 2-1/2 in. length in #8 screw size - sized for a broad range of deck board thicknesses and fascia applications, providing the holding strength needed for structural and finish work

Why This Product

• Built for exterior environments where corrosion is a real concern - Type 305 stainless steel construction addresses the demands of deck and dock applications where standard coated screws may fail prematurely due to moisture exposure
• Reduces fatigue and battery drain on large jobs - the box-thread design's lower driving torque means less strain on your drill and more screws per charge, a direct advantage on multi-board decking installations
• Versatile enough for decking, docks, fascia, and trim - the DWP is available in sizes suited for both structural deck fastening and lighter finish work like fascia boards and trim, reducing the number of different fasteners you need on a job site
• Sharp point eliminates pre-drilling in most wood types - the purpose-designed tip drives cleanly into the majority of wood species used in today's deck boards, saving time and steps during installation

Specifications

• Brand: Simpson Strong-Tie
• Screw Size: #8
• Length: 2-1/2 in.
• Head Type: Flat Head
• Head Diameter: 0.335 in.
• Drive Type: T20 6-Lobe
• Thread Type: Box Threads
• Point Type: Sharp Point
• Finish: Type 305 Stainless Steel
• Material: Type 305 Stainless Steel
• Color: None
• Approx. Count Per Lb.: 102
• Country of Origin: Taiwan

Available Pack Options

• S08250WPF1: 1 Lb - includes (1) T20 6-lobe driver bit
• S08250WPF5: 5 Lb - includes (1) T20 6-lobe driver bit
• S08250WPFB: 1750 Pk - includes (2) T20 6-lobe driver bits

Approved Applications

• Deck boards and decking surfaces
• Docks and boardwalks
• General exterior wood fastening
• Fascia boards
• Exterior trim and millwork
• Engineered wood and polymer decking materials

Frequently Asked Questions

What materials can the Deck-Drive DWP Wood Screw be used with?

The DWP is designed for use with wood, engineered wood, and polymer materials - making it suitable for the wide variety of deck boards available today. It is also offered in sizes appropriate for fascia and trim applications.

Why does the box-thread design matter on a large decking job?

The box-thread design with raised-ridge technology greatly reduces driving torque compared to standard thread profiles. This allows you to drive more screws on a single battery charge, which translates to fewer interruptions and better efficiency when installing a full deck surface.

Is Type 305 stainless steel suitable for dock and waterfront applications?

Type 305 stainless steel provides strong corrosion resistance for deck, dock, and general exterior applications where extra protection from moisture is needed. For seaside and coastal environments with more aggressive salt air exposure, a Type 316 stainless steel option would be the more appropriate choice.

Does this screw require pre-drilling in hardwood?

The DWP features a specially designed sharp point that is engineered to penetrate hard wood products with ease, reducing or eliminating the need for pre-drilling in the majority of wood species used in deck board applications.

Note: Product dimensions and/or thread length may differ from picture.