#7 x 1-5/8" Simpson Strong-Tie #1 Square Drive Trim Head Deck Screw - 316 Stainless, Pkg. 1 Lb. Bugle Head Collated Wood Deck Screws Annular ring shank increases pull-out

Annular ring shank increases pull-out resistance to provide a secure attachment that reduces cupping of siding boards

reducing the risk of stripping during high-speed installs

It Meets ASTM C1513 drill-time performance and is the only fastener load rated for Simpson Strong-Tie® L70Z and LS70Z connectors for use with Trex® Elevations™ steel deck framing applications

This Simpson Underlayment/Backerboard Attachment features a limited lifetime warranty (see manufacturer for specific details on warranty)

ensuring maximum stability and support

#7 x 1-5/8" Simpson Strong-Tie #1 Square Drive Trim Head Deck Screw - 316 Stainless, Pkg. 1 Lb. Bugle Head Collated Wood Deck Screws Annular ring shank increases pull-outThe 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,