Simpson 0.220 x 6" Black, Strong-Drive SDWS TIMBER Screw Double Barrier Decks and Fences Flush Trim Bit D=1/2"

Flush Trim Bit D=1/2"

Structural columns requiring high uplift resistance under wind or seismic loading

two wrenches

Light base applications within the BC series scope

Simpson 0.220 x 6" Black, Strong-Drive SDWS TIMBER Screw Double Barrier Decks and Fences Flush Trim Bit D=1/2"The Simpson Strong Drive SDWS Timber Screw is a high strength, heavy duty structural fastener engineered to deliver a fast, code compliant alternative to traditional lag screws and through bolting in wood framing and timber construction. Built with a 0. 220 inch shank diameter, a 6 inch length, and a double barrier coating that provides corrosion resistance equivalent to hot dip galvanization, this screw is purpose built for demanding wood to wood