Epoxy Grip Anchor, Material Steel, Thread Size 5/16 In.-18, Overall Length 2 3/8 in, Drill Bit Size 1/2 in, Minimum Installation Depth 2 3/8 in, Anchor Diameter 5/16 in, Thread Depth 3/4 in, Ultimate Shear Strength (4,000 psi Concrete) 3,383 lb, Ultimate Tension Strength (4,000 psi Concrete) 7,424 lb, System of Measurement Inch, Compatible Material Concrete, Minimum Hole Depth 2 1/2 in, Finish Zinc Plated, Manufacturer Location Made in USA, Compatible with Manufacturer Model Number M28252601