Screw Products NOVA #16 In. X 3.5 In. L Star Black Steel Lag Screw 50 Pk

The new NOVA Structural Lag is the superior lag screw for any of your projects. With a strong thread that ensures maximum withdrawal strength and extra sharp Fast Start Tip that easily grips and cuts its way through the wood, you will feel the power and quality of the NOVA. The Twin Blades ensures minimum friction on the shank and the Locking Wedges under the head countersink perfectly with maximum wood contact.

ZYTEC GX coating for typical exterior use. Compatible with most above ground pressure treated lumber. Always follow timber manufacturer’s recommendations for fasteners.

Locking Wedges The locking wedges help to mill and countersink the head into the wood for a clean finish. It also locks the head into place preventing unwanted future movement.

Twin Blades patent pending This set of knurls cuts fast to dramatically reduce friction and heat on the shank, while reducing load on the drill. They also provide better performance by removing debris faster than a standard fastener’s knurl.

Star Drive head with extra deep recess provides the screws with twice the torque over Phillips or square drive screws! Longer bit life, reduced camout, reduced end load, and virtually eliminates stripping and fastener damage.