Double Expansion Anchor, Anchor Diameter 3/4 in, Overall Length 2 1/16 in, Screw Size 3/8 in, Thread Size 3/8 In.-16, Thread Depth 2.0625 in, Thread Type Coarse, Material Zinc Alloy, Finish Plain, Drill Bit Size 3/4 in, Minimum Installation Depth 2 1/16 in, Ultimate Shear Strength (4,000 psi Concrete) 3,610 lb, Maximum Ultimate Shear Strength 3,610 lb, Ultimate Tension Strength (4,000 psi Concrete) 5,995 lb, Maximum Ultimate Tension Strength 5,995 lb, System of Measurement Inch