5/16-24 x 7/8 Hex Rod Coupling Nut 7/16 Across Flats Zinc WEBZ they are designed to sit

they are designed to sit flush with the surface of the material

These bolts are perfect for use in construction

preventing it from backing out

These 5/8" thick heavy-duty thru-hardened SAE washers are made in the USA from high-quality steel and are zinc plated for corrosion resistance

5/16-24 x 7/8 Hex Rod Coupling Nut 7/16 Across Flats Zinc WEBZ they are designed to sitThis 5 16 24 x 7 8 Hex Rod Coupling Nut is designed to securely connect two threaded rods, providing a strong and stable joint. Made from durable zinc plated steel, it features a 7 16" across flats hex head for easy tightening and loosening with a wrench. The 5 16 24 thread size ensures compatibility with standard 5 16" diameter threaded rods. With its corrosion resistant zinc coating, this coupling nut is suitable for both indoor and outdoor