Sleeve Anchor System of Measurement Inch Anchor Diameter 3/4 in Overall Length 4 1/4 in Thread Size 5/8 in Drive Type External Hex Head Type Hex Nut Width 0.92874 in Washer Outside Diameter 1.3287 in Material Steel Material Grade/Class Not Graded Finish Zinc Plated Drill Bit Size Not Applicable Compatible Material Block Concrete Masonry Minimum Installation Torque Not Applicable Maximum Installation Torque Not Applicable Minimum Installation Depth 2 1/4 in