Wedge Anchor, System of Measurement Inch, Anchor Diameter 7/8 in, Thread Size 7/8 In.-9, Overall Length 8 in, Thread Length 2 1/4 in, Eyelet Hole Size Not Applicable, Material Stainless Steel, Material Grade/Class 316, Finish Plain, Compatible Material Concrete, Drill Bit Size 7/8 in, Minimum Installation Depth 4 in, Minimum Material Thickness 6 in, Ultimate Shear Strength (4,000 psi Concrete) 21,574 lb, Ultimate Tension Strength (4,000 psi Concrete) 13,902 lb, Nut Width 1.3125 in