Screw Products 30734 YUKON #18 x 4" Exterior - 5/16” Hex Head Structural Lag Screws - 50 Individually Tagged per Package

• 5/16" hex wide washer head
• 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
• Hex Drive Bit Included

The advanced, Heavy Duty Structural Lag Screw with ZYTEC GX corrosion protection coating for typical exterior environments. YUKON features a strong thread that ensures maximum withdrawal strength, a Fast Start Tip that easily grips and cuts its way through the wood, Self-Tapping Thread that cut effectively through materials such as wood, plastic and sheet metal. The patented Twin Blade Knurls1 ensures minimum friction on the shank and the cutting ribs under the head countersink perfectly with maximum wood contact. For heavy duty commercial and residential applications, LVL (Laminated Veneer Lumber), trusses, deck framing, ledgers, landscaping, and much more! Great for any size job or project. 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.