Wedge Anchor System of Measurement Inch Anchor Diameter 1 in Thread Size 1 In.-8 Overall Length 6 in Thread Length 3 1/2 in Eyelet Hole Size Not Applicable Material Steel Material Grade/Class Grade 2 Finish Zinc Plated Compatible Material Concrete Drill Bit Size 1 in Minimum Installation Depth 4 1/2 in Minimum Material Thickness 6 in Ultimate Shear Strength (4 000 psi Concrete) 28 023 lb Ultimate Tension Strength (4 000 psi Concrete) 15 829 lb Nut Width 1.5 in