The 3/8 x 4 Hex Lag Screws from Midwest are crafted from low-carbon steel that meets ASTM A307 Grade A standards, ensuring reliable strength and performance for a variety of construction needs. These screws feature a protective zinc plating that helps resist rust and corrosion, making them suitable for both indoor use and light outdoor applications. The precision-formed hex head design allows for easy installation using standard wrenches or sockets, providing a secure and strong clamping force.

Designed with deep, coarse threads, these lag screws offer excellent holding power in wood, lag shields, and other anchoring materials. They are ideal for fastening heavy lumber and timber in outdoor decking, fencing, and other structural projects where durability and stability are essential. Whether for professional contractors or DIY enthusiasts, these lag screws deliver dependable performance to keep your structures secure and long-lasting.