These 5/16 x 1-1/2 Hex Lag Screws from Midwest are crafted from low-carbon steel that meets ASTM A307 Grade A standards, ensuring reliable performance for general construction, woodworking, and light-duty structural projects. The screws feature a protective zinc plating that helps resist rust and corrosion, making them suitable for both indoor and light outdoor use.

Designed with precision-formed hex heads, these lag screws provide secure tightening using standard wrenches or sockets, delivering strong clamping force with easy installation. Their deep, coarse threads offer excellent holding power in wood, lag shields, and other anchoring materials, making them ideal for fastening heavy wooden beams or mounting outdoor fixtures.

Perfect for contractors, builders, and DIY enthusiasts, these lag screws combine durability and corrosion resistance to maintain long-lasting structural integrity in a variety of applications. Whether securing decks, fences, or other wood structures, these screws provide dependable strength and performance for your projects.