Sleeve Anchor, System of Measurement Inch, Anchor Diameter 3/8 in, Overall Length 3 1/2 in, Thread Size 5/16 In., Drive Type External Hex, Head Type Hex, Nut Width 0.4889 in, Washer Outside Diameter 0.7047 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 1 1/2 in