#7 x 1-5/8" Simpson Strong-Tie #1 Square Drive Trim Head Deck Screw - 316 Stainless, Pkg. 4,000 Collated Metal-to-Metal Self-Drilling Screws Whether you're installing electrical boxes

Whether you're installing electrical boxes

and convenience for any decking project

This product is intended for use with 12x12 lumber but is also available in other sizes

Its integrated post holder keeps the wood elevated above ground level to help reduce moisture exposure and extend the life of the post

Use STN22 Hex-head washers for a polished look

#7 x 1-5/8" Simpson Strong-Tie #1 Square Drive Trim Head Deck Screw - 316 Stainless, Pkg. 4,000 Collated Metal-to-Metal Self-Drilling Screws Whether you're installing electrical boxesThe Simpson Strong Tie Trim Head Square Drive Wood Screw is built for decking applications where both strength and appearance matter. Designed with a low profile trim head that sits flush with the surface, it provides a clean, professional look while holding deck boards securely in place. A Type 17 point ensures fast starts, and coarse threads along the shank pull boards tightly to joists for a strong, lasting connection. Engineered for reliability,