Simpson Strong-Tie 0.276 in. x 4 in. T-50, Washer Head, Strong-Drive SDWS Timber Screw, Type 316 Stainless Steel

Designed to provide an easy-to-install, high-strength alternative to through-bolting and traditional lag screws. The Strong-Drive SDWS Timber screw is ideal for the contractor and do-it-yourselfer alike. It is code Listed under IAPMO UES ER-192 and meets 2012 and 2015 IRC and IBC code requirements for several common wood framing and engineered-wood applications.

• 316 stainless steel resists rust in harsh outdoor settings
• Washer head design maximizes holding power in wood
• T-50 drive reduces cam-out for faster, smoother installs