0.220" x 4" Strong-Tie SDWS22400DBB Timber Screw - Double Barrier Coating, Black | Qty. 600 Metal To Metal Roofing Screws Lumber Size: Intended for use

Lumber Size: Intended for use with (3) 2x's to a 6x post for light-duty connections

Architectural projects prioritizing exposed wood aesthetics

Each screw is designed to cut its own path

Adjust the connector to match the required stair angle

Installation Tip:

0.220" x 4" Strong-Tie SDWS22400DBB Timber Screw - Double Barrier Coating, Black | Qty. 600 Metal To Metal Roofing Screws Lumber Size: Intended for useSimpson 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,