#18x with Washer Hex Head
The YUKON™ Structural Hex Head Lag Screw is a strong lag screw with 5/16" Hex Head for a powerful torque transmission and easy installation. The built-in washer underneath the head provides great holding power and works well for heavy duty applications.
ZYTEC™ GX Coating for Typical Exterior Use: 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. Always follow timber manufacturer’s recommendations for fasteners!