#7 x 2" Simpson Strong-Tie #1 Square Drive Trim Head Deck Screws - 305 Stainless Steel, Pkg. 4,000 HDU/HDQ/HHDQ Holdowns Torque Reduction Channel: Traps dust

Torque Reduction Channel: Traps dust where it won't clog the threads

and reliable

Installation is fast and clean with self-tapping threads that eliminate the need for expansion

It is available in smooth and knurled versions for attaching building materials to concrete and steel

allow wings to create the clearance hole and snap off as screw reaches steel

#7 x 2" Simpson Strong-Tie #1 Square Drive Trim Head Deck Screws - 305 Stainless Steel, Pkg. 4,000 HDU/HDQ/HHDQ Holdowns Torque Reduction Channel: Traps dustSimpson Strong Tie Trim Head Deck Screws are built for clean, secure deck board installations with lasting holding power and a smooth finish. Featuring a square drive for slip free engagement during installation, these screws are easy to drive and resist cam out in both hand driven and auto feed systems. The trim style head seats flush with the surface, creating a polished appearance ideal for visible decking surfaces. A Type 17 point allows fast