The Strong-Drive DWP Wood 316 SS screw is a powerful fastening solution for deck, dock and general exterior applications where extra corrosion protection and load specifications are required. The #12 or #14 diameter DWP WOOD SS Screw in Type 316 Stainless Steel is a great solution for exterior engineered structural connections on docks, boardwalks and decks near water or where they will be exposed to high or severe corrosion.