0.220" x 3" Strong-Tie SDWS22300DBB-R50 Timber Screw - Double Barrier Coating, Black | Qty. 50 Truss/Rafter Fastening Systems The inside diameter of the

The inside diameter of the NEOWA08034 rubber washer tightly seals to the screw

Long Slotted Design: Allows for the most flexibility in installation and adjustment

Fill round and triangle holes for girder trusses with 2x6 bottom chords

Exterior or interior framing assemblies

*See product guide for exact color match

0.220" x 3" Strong-Tie SDWS22300DBB-R50 Timber Screw - Double Barrier Coating, Black | Qty. 50 Truss/Rafter Fastening Systems The inside diameter of theSimpson 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,