Wedge Anchor System of Measurement Inch Anchor Diameter 5/8 in Thread Size 5/8 In.-11 Overall Length 8 1/2 in Thread Length 6 5/8 in Material Steel Material Grade/Class Medium Carbon Finish Zinc Plated Compatible Material Concrete Drill Bit Size 5/8 in Minimum Installation Depth 3 7/8 in Minimum Material Thickness 5 3/4 in Nut Width 0.9375 in Washer Outside Diameter 1.3125 in Wedge Anchor Type Wedge Anchor Seismic Approved Yes ICC Approved for Cracked Concrete Yes