0.220" x 3" Strong-Tie SDWS22300DBB Timber Screw - Double Barrier Coating, Black | Qty. 950 HTU Face Mount Truss Hangers retrofitting an existing structure

retrofitting an existing structure

General metal-to-metal fastening

Roofing nail lengths are ideal for some roof tiles and slate – please confirm specifications when ordering

The 2 hole design requires 2 machine screws and 2 channel nuts for installation

and member splicing

0.220" x 3" Strong-Tie SDWS22300DBB Timber Screw - Double Barrier Coating, Black | Qty. 950 HTU Face Mount Truss Hangers retrofitting an existing structureSimpson 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,