Simpson 1/4" x 1-1/4" Titen Hex-Head Stainless Steel Concrete Screw PACK:1600 Pk What does the checkered head

What does the checkered head pattern on these nails offer

and engineered wood product column installations

This combination provides a smooth

With a 20" swing

Simpson 1/4" x 1-1/4" Titen Hex-Head Stainless Steel Concrete Screw PACK:1600 Pk What does the checkered headSimpson TTN25114HSS Titen 1 4 in. x 1 1 4 in. Hex Head Stainless Steel Concrete and Masonry Screw is engineered by Simpson Strong Tie for secure, reliable fastening into concrete, masonry, and related base materials. Built from Type 410 stainless steel with a zinc plated protective overcoat, this hex head screw delivers a medium level of corrosion resistance that makes it well suited for demanding structural and environmental conditions. Key Features