This Zinc Hex Lag Screw - 3/8" x 3 1/2" is manufactured to be extremely sturdy. Lag screws are some of the toughest fasteners and provide corrosion and rust protection, making it a good choice for outdoor projects. Retaining walls, deck frames, and outdoor play equipment are common applications. Use in pre-drilled hole.

Features

• Designed to attach objects to wood and anchor masonry
• Zinc finish provides fair corrosion and rust protection
• A good choice for indoor and outdoor projects
• Coarse threads requiring a pre-drilled hole with minimal clearance above the fastener
• Hex drive for controlled traction with a socket or wrench