#10 x 2-3/4" Simpson Strong-Tie DCU Collated T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Gray 01, Pkg. 1,000 Sheet Metal Screws wings on the shaft counterbore

wings on the shaft counterbore hard material allowing the head to countersink cleanly

Its heavy-gauge steel construction ensures exceptional lateral and vertical load performance

providing reliable protection against water penetration even when driven at an angle

Use all specified fasteners

) stiffener that nests onto the RCKW clip

#10 x 2-3/4" Simpson Strong-Tie DCU Collated T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Gray 01, Pkg. 1,000 Sheet Metal Screws wings on the shaft counterboreThe Simpson Strong Tie Deck Drive DCU Composite Screw is engineered for strength, clean finishes, and reliable fastening in composite and PVC decking projects. Featuring a cap head that prevents mushrooming, these screws ensure smooth, professional results across a wide range of composite decking brands. Made of 316 Stainless Steel with a Quik Guard coating the DCU provides lasting corrosion resistance in everything from standard residential decks to