Wedge Anchor, System of Measurement Inch, Anchor Diameter 3/8 in, Thread Size 3/8 In.-16, Overall Length 2 1/4 in, Thread Length 1 3/16 in, Eyelet Hole Size Not Applicable, Material Steel, Material Grade/Class Grade 2, Finish Zinc Plated, Compatible Material Concrete, Drill Bit Size 3/8 in, Minimum Installation Depth 1 5/8 in, Minimum Material Thickness 4 in, Ultimate Shear Strength (4,000 psi Concrete) 3,151 lb, Ultimate Tension Strength (4,000 psi Concrete) 2,367 lb, Nut Width 0.5625 in