Sleeve Anchor System of Measurement Inch Anchor Diameter 3/8 in Overall Length 4 in Thread Size Not Applicable Drive Type External Hex Head Type Hex Nut Width 0.5 in Washer Outside Diameter 0.73 in Material Steel Material Grade/Class Grade 8 Finish Zinc Plated Drill Bit Size 3/8 in Compatible Material Concrete Minimum Installation Torque 20 ft-lb Maximum Installation Torque 20 ft-lb Minimum Installation Depth 1 5/8 in Minimum Hole Depth 1 5/8 in