Sleeve Anchor, System of Measurement Inch, Anchor Diameter 1/4 in, Overall Length 1 3/8 in, Thread Size #10, Drive Type External Hex, Head Type Hex, Nut Width 0.3618 in, Washer Outside Diameter 0.557 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 1/8 in