Simpson Strong-Tie Deck-Drive DWP T07225WP1 Screw, #7 Thread, 2-1/4 in L, Box Thread, Flat Head, 6-Lobe Drive, Steel

The Deck-Drive™ DWP wood SS screw is a powerful fastening solution for deck, dock and general exterior applications where extra corrosion protection is needed. With its specially designed sharp-point and unique box-threads, the DWP is ideally suited for the majority of wood used in today's deck boards. Choose Type 316 stainless steel for seaside and coastal environments. Available in hand-drive and in collated strips for use in our Quik Drive® auto-feed screw driving system.