0.220" x 6" Strong-Tie SDWS22600DBBMB Timber Screw - Double Barrier Coating, Black | Qty. 250 Truss/Rafter Fastening Systems watertight fit around pipes

watertight fit around pipes

double-2x and 3x mudsills

track or channel components in steel stud framing

Fastener placement is critical—use all specified holes to achieve full load capacity

The Simpson Strong-Tie F07T300TDM Self-Drilling Siding Screw is designed to deliver strength

0.220" x 6" Strong-Tie SDWS22600DBBMB Timber Screw - Double Barrier Coating, Black | Qty. 250 Truss/Rafter Fastening Systems watertight fit around pipesSimpson 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,