Drop-In Anchor, Anchor Diameter 5/8 in, Overall Length 2 in, Thread Size 1/2 In.-13, Thread Depth 0.75 in, Thread Type Coarse, Material Steel, Finish Zinc Plated, Flange Style Flush, Drill Bit Size 5/8 in, Minimum Hole Depth 2 in, Ultimate Shear Strength (4,000 psi Concrete) 4,580 lb, Maximum Ultimate Shear Strength 4,580 lb, Ultimate Tension Strength (4,000 psi Concrete) 5,840 lb, Maximum Ultimate Tension Strength 8,300 lb, System of Measurement Inch, Bolt or Rod Size 1/2 in