Hillman 5/16-in Zinc-Plated Hex-Head Lag Screw
- Used to fasten wood-to-wood and metal-to-wood, attach objects to wood, and affix items to concrete and masonry when combined with lag expansion shields
- Hex head is easily driven with simple wrenches and requires minimal clearance above the fastener
- Coarse threads requiring a pre-drilled hole with minimal clearance above the fastener
- Hex drive for controlled traction with a socket or wrench