Concealed Flanges: The design includes hidden header flanges
and anchor bolt fabrication
the SDS screw features a corrosion-resistant double-barrier coating for durability in standard conditions
making it a trusted choice for decks
and other wood-to-steel fastening jobs
#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 305 Stainless Steel, Tan, Pkg. 1,750 FGTR Face Mount Girder Tiedown Concealed Flanges: The design includesThe 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 305 stainless steel offers dependable corrosion resistance for everything from residential decks to high exposure and marine