Epoxy Grip Anchor, Material Steel, Thread Size 1/2 In.-13, Overall Length 3 1/2 in, Drill Bit Size 3/4 in, Minimum Installation Depth 3 1/2 in, Anchor Diameter 1/2 in, Thread Depth 1 in, Ultimate Shear Strength (4,000 psi Concrete) 8,881 lb, Ultimate Tension Strength (4,000 psi Concrete) 15,215 lb, System of Measurement Inch, Compatible Material Concrete, Minimum Hole Depth 3 3/4 in, Finish Zinc Plated, Compatible Manufacturer Part Number M28252601