Sleeve Anchor System of Measurement Inch Anchor Diameter 1/2 in Overall Length 3 in Thread Size 3/8 In.-16 Drive Type External Hex Head Type Hex Material Steel Finish Zinc Plated Drill Bit Size 1/2 in Compatible Material Block Brick Concrete Minimum Installation Torque 20 ft-lb Maximum Installation Torque 20 ft-lb Minimum Installation Depth 1 7/8 in Maximum Material Thickness 1 1/8 in Maximum Ultimate Shear Strength 5 000 lb Maximum Ultimate Tension Strength 4 400 lb