Snap-on Industrial Brands Drive Socket BM-1218

12-POINT TYPE EXTRUDED/HOT BROACHED HEAT TREATED ALLOY STEEL MATERIAL 1-1/8 INCH OVERALL LENGTH 31/32 INCH OUTSIDE DIAMETER 3/8 INCH DRIVE END SIZE .375 DRIVE END SIZE - DECIMAL 3/8 DRIVE END SIZE - FRACTIONAL 18 MM SOCKET END SIZE 18 SOCKET END SIZE IN MM WILLIAMS. BRAND APPLICABLE STANDARD FEDERAL SPECIFICATION ANSI B107.5 BODY STYLE STRAIGHT SOCKET DEPTH 7/16 INCH WEIGHT 0.12 LB COATING CHROME/BLACK PHOSPHATED FINISH DRIVE END SIZE - DECIMAL - UOM IN SOCKET END SIZE IN MM - UOM MM BM MODEL