Simpson Strong-Tie S09400WP1 Deck-Drive™ DWP WOOD SS Screw — #9 x 4 in. T-20, Trim Head, Type 305 (1 lb.) (Pack of 6) Bronze Dagger-Guard Coating Feature 03: One- and two-hour

Feature 03: One- and two-hour fire resistance ratings per ASTM E119

Ideal For: Ideal for underpowered saws

Install With: Installs with 1 in

Drilling depth: 7-1/2 in

Conquers thick mortar mixes effortlessly

Simpson Strong-Tie S09400WP1 Deck-Drive™ DWP WOOD SS Screw — #9 x 4 in. T-20, Trim Head, Type 305 (1 lb.) (Pack of 6) Bronze Dagger-Guard Coating Feature 03: One- and two-hourSimpson Strong Tie S09400WP1 Deck Drive DWP WOOD SS Screw #9 x 4 in. T 20, Trim Head, Type 305 (1 lb.) (Pack of 6) 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 todays deck boards. DWP screws are also offered in a