Screw Products 30591 NOVA #16 x 4" (T30-Drive) ZYTEC GX Exterior Structural Lag Screws - 50 Individually Tagged per Package

• Horizon Curve Head for Elegant Finish
• Locking Wedges under the head countersink perfectly with maximum wood contact
• Twin Blade Knurls ensure minimum friction on the shank
• Fast Start Tip that easily grips and cuts its way through the wood
• Self-Tapping Thread cuts effectively through materials such as wood, plastic and sheet metal
• Star Drive / TX30 Drive Bit Included

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 a Fast Start Tip that easily grips and cuts its way through the wood, you will feel the power and quality of the NOVA. The Self-Tapping Thread cuts effectively through materials such as wood, plastic and sheet metal. The patented Twin Blade Knurls ensure minimum friction on the shank and the Locking Wedges under the head countersink perfectly with maximum wood contact. ZYTEC GX for Typical Exterior - Tested and recognized for use in most ground contact pressure treated lumber for general exterior construction as described by the American Wood Protection Association (AWPA) U1 UC4A or below. For environments above UC4A, use proper grade of stainless steel. Always assess the environment before selecting the type of coated fastener. Some corrosive environments including exposure to water, airborne salt, chemicals and pressure treated lumber rated above AWPA UC4A may cause early failure.