#10 x 2-3/8" Simpson Strong-Tie DCU Collated T20 Cap Head Composite Deck Screw - Quik Guard Coating, Tan 01, Pkg. 1,000The Simpson Strong Tie Deck Drive DCU Composite Screw is designed for composite and PVC decking, trim, and cladding where strength, clean finishes, and durability are a must. Featuring a cap head that prevents mushrooming, these screws ensure a smooth, professional look across all major composite brands. The Quik Guard coating provides dependable corrosion resistance for everything from residential decks to high exposure and marine environments. Built