#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Brown 01, Pkg. 70 HD/HDB Holdowns The hex washer head provides

The hex washer head provides solid bit engagement and a finished look without needing separate washers

or (b) Slabs are poured over concrete block foundation walls

45-Degree Right Skew: Designed for secure

or adding reinforcement to trusses

stable connection between beams

#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Brown 01, Pkg. 70 HD/HDB Holdowns The hex washer head providesThe 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