0.220" x 4" Strong-Tie SDWS22400DBB Timber Screw - Double Barrier Coating, Black | Qty. 600 Metal To Metal Roofing Screws The Simpson ECCOQ4

The Simpson ECCOQ4

High-Speed Collated Screws for Wood-to-Cold-Formed Steel Framing

this black powder-coated T strap offers exceptional strength and a clean

Interior Ready – Blue zinc coating offers corrosion resistance for dry

Installation Tip:

0.220" x 4" Strong-Tie SDWS22400DBB Timber Screw - Double Barrier Coating, Black | Qty. 600 Metal To Metal Roofing Screws The Simpson ECCOQ4Simpson 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,