Machine threads at 24 TPI for strong
accurate way surfaces over the life of the machine
so performance holds up through full days of demanding branch and clean wood cutting work
Wood construction column-to-beam connections requiring strong
consistent appearance that complements finished installations
Simpson #7 x 1" 305 SS Deck-Drive DWP Wood Screw, T15, Trim Head PACK:1 Lb Machine threads at 24 TPISimpson Deck Drive DWP Wood Screw in Type 305 Stainless Steel by Simpson is a high performance fastening solution engineered for decking, dock construction, boardwalks, and general exterior wood applications where reliable corrosion protection is essential. The trim head profile and #7 x 1" sizing make this screw a precise fit for fascia, finishing, millwork, and trim work where a low profile appearance matters. Built with Type 305 stainless steel,