#8 x 1-5/8" Simpson Strong-Tie DWP T20 Flat Head Wood Screw - 316 Stainless Steel, Pkg. 4,000 Metal To Wood Roofing Screws Annular ring shank increases pull-out

Annular ring shank increases pull-out resistance

or industrial projects

The anchors are zinc-plated for corrosion resistance in dry interior environments

Checker pattern on nail head blends well with wood grain

#8 x 1-5/8" Simpson Strong-Tie DWP T20 Flat Head Wood Screw - 316 Stainless Steel, Pkg. 4,000 Metal To Wood Roofing Screws Annular ring shank increases pull-outThe Simpson Strong Tie Deck Drive DWP Wood SS Screw is built for decking, docks, and general exterior projects where corrosion resistance is critical. Made from 316 stainless steel for long lasting durability, and for maximum protection in seaside and coastal environments. Engineered for efficient installation, this screw features a sharp point and box thread design that drive smoothly into wood, engineered lumber, and polymer materials with reduced