#10 x 2-3/8" Simpson Strong-Tie DCU Collated T20 Cap Head Composite Deck Screw - Quik Guard Coating, Gray, Pkg. 1,000 Stainless Steel Composite Deck Screws 10" and 12" on-center metal-deck

10" and 12" on-center metal-deck flutes

pole base installations

5-inch diameter lally columns and Quad 2x10/12 girders

The Simpson Strong-Tie Deck-Drive™ DHPD Hardwood Screw is specially engineered to handle the toughest hardwoods

305 Stainless Steel – Corrosion-resistant for long-term outdoor durability

#10 x 2-3/8" Simpson Strong-Tie DCU Collated T20 Cap Head Composite Deck Screw - Quik Guard Coating, Gray, Pkg. 1,000 Stainless Steel Composite Deck Screws 10" and 12" on-center metal-deckThe 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