#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Red, Pkg. 1,750 Blue Tapcon Screws SC clips are often welded

SC clips are often welded to the structure in high-seismic zones

Commercial construction and prefabricated framing systems

Storage racking

just use Simpson's Outdoor Accents Structural Wood Screws and hex-head washers for an attractive

#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Red, Pkg. 1,750 Blue Tapcon Screws SC clips are often weldedThe 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 Guardcoated 316 stainless steel offers dependable corrosion resistance for everything from residential decks to high exposure and marine