Simpson #14 x 3-1/2" Strong-Drive DWP WOOD Screw Flat Head, 316 Stainless Steel FHSD Wood-to-CFS Screw (Collated) All members must be fastened

All members must be fastened together to act as a single unit

The checkered (checker) head pattern on this full round head nail is designed to blend with wood grain

making it a preferred choice for demanding structural connections

Base/Seat Thickness: 3/8 in

- Compatible anchors for post base installation

Simpson #14 x 3-1/2" Strong-Drive DWP WOOD Screw Flat Head, 316 Stainless Steel FHSD Wood-to-CFS Screw (Collated) All members must be fastenedThe Simpson Strong Drive DWP Wood Screw in #14 x 3 1 2", Type 316 Stainless Steel with a Flat Head is a load rated structural fastener engineered for demanding exterior applications where both strength and long term corrosion resistance are critical. Designed by Simpson for use on decks, docks, boardwalks, and other outdoor structures exposed to moisture, saltwater, and severe corrosive environments, this screw delivers reliable shear, pull through,