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ensuring a secure and steadfast fastening of roofing materials
and other exterior wood applications
this screw features underhead nibs and a Type 17 fast-start point that drive easily and countersink smoothly into wood deck boards
Aluminum Construction: Lightweight yet strong
Timber Framing: Ideal for exposed beam connections in architectural and decorative wood framing
0.220" x 8" Strong-Tie SDWS22800DBB-R50 Timber Screw - Double Barrier Coating, Black | Qty. 50 PCZ/EPCZ Post Caps ensuring a secure and steadfastSimpson Strong Tie SDWS Timber Screws (Exterior Grade) are your go to fasteners when strength and weather resistance matter. Ideal for outdoor framing, landscaping, or heavy duty builds, these structural wood screws help DIYers get pro level results without the need for pre drilling. Coated with a high performance Double Barrier finish, they resist corrosion from rain, moisture, and treated lumber. The large washer head adds serious clamping power,