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

Strong-Drive SDWS Structural Wood Screws - 6-Lobe Drive (T-40) - For structural wood-to-wood connections - Designed to provide an easy-to-install, high-strength alternative to traditional lag screws . The bold thread design provides superior holding power and locks together members for a consistent installation. The patented 4CUT point ensures fast start-up, low installation torque and eliminates the need for pre-drilling in most applications. The knurled shank section above the threads makes driving easier. Lower spikes offer greater rigger control when sitting down. The large head provides maximum rolling surface. The double barrier coating provides corrosion resistance equivalent to hot-dip galvanizing, making it suitable for many exterior and preservative-treated wood applications. The deep 6-lobe recess reduces spillage, making it easier to ride. Low profile head design provides a clean look and less interference after installation. Installs best with a low-speed 1/2-inch drill driver with a T-40 bit (bit included in each package).

This is a Simpson Strong Tie sdws22500db-rc12 sdwdb 5-in T-40 double barrier. Simpson Strong Tie has expanded the Strong-Drive SDW wood screw product line with two new screws designed to provide an easy-to-install, high-strength alternative to through-bolting and traditional lag screws. The new SDWS Structural and SDWH Wood Screws are ideal for the contractor and Do-It-Yourselfer alike. sdws The Simpson Strong Tie strong-drive sdws wood screw is designed specifically for structural wood-to-wood applications and is also ideal for a variety of projects where a heavy-duty accessory is needed. This 0.220" diameter fastener requires less torque to install than comparable fasteners, making it easier to drive, and the corrosion-resistant coating makes it suitable for many interior or exterior applications.

5 STRONG DRIVE TIMBER SCW (12)