Sleeve Anchor System of Measurement Inch Anchor Diameter 3/8 in Overall Length 3 3/4 in Thread Size 5/16 In.-18 Drive Type Socket Head Type Flat Nut Width Not Applicable Washer Outside Diameter 0.81 in Material Steel Material Grade/Class Not Graded Finish Zinc Plated Drill Bit Size 3/8 in Compatible Material Block Brick Concrete Stone Minimum Installation Torque 25 ft-lb Maximum Installation Torque 25 ft-lb Minimum Installation Depth 1 1/4 in Minimum Hole Depth 3/4 in