#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Tan 02, Pkg. 350 Channel Beam Clamps while the hex washer head

while the hex washer head offers stability during driving

Deep 6-lobe recesses reduce cam-out and extend bit life

Strong-Tie SDS-MAX masonry drill bits feature a durable carbide tip and are designed for use in concrete

The GTH is for high-volume applications and can be used with common powder-actuated tools for fastening into harder substrates (structural steel or extra-hard concrete) when required

This anchor requires a 7/8" hole that is 6" deep

#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Tan 02, Pkg. 350 Channel Beam Clamps while the hex washer headThe 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