0.220" x 8" Strong-Tie SDWS22800DBBMB Timber Screw - Double Barrier Coating, Black | Qty. 250 Fiber-Cement Siding Nails and joining—perfect for through-bolting

and joining—perfect for through-bolting

Steel Construction: Manufactured for dependable structural performance

Thickness of Wood/Plywood - 3/4" - 2-1/8"

Uplift Resistance: Secures roof framing to concrete or masonry to help prevent wind lift

0.220" x 8" Strong-Tie SDWS22800DBBMB Timber Screw - Double Barrier Coating, Black | Qty. 250 Fiber-Cement Siding Nails and joining—perfect for through-boltingSimpson 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,