#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Gray 05, Pkg. 1,750 P22AC .22 Caliber Single Shot Crimp Loads Lumber Size: Intended for use

Lumber Size: Intended for use with 6x4 posts/columns

and fixtures directly to concrete or masonry substrates

install anchors with spoons facing outward and straps spaced no more than 1/8" wider than the rafter/truss width

The SDS screws have the double barrier coating which is gray in color

The Simpson QDPROHX516G2 auto-feed Steel-To-Steel Fastening Attachment is designed to install cold-formed steel framing and steel decking to structural steel members

#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - 316 Stainless Steel, Gray 05, Pkg. 1,750 P22AC .22 Caliber Single Shot Crimp Loads Lumber Size: Intended for useThe 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