Box End Wrench, Alloy Steel, Satin, Head Size 1 7/16 in, 1 1/2 in, Overall Length 22 1/4 in/ OVERALL LENGTH: 22.250 INCHES NOMINAL WRENCHING SURFACE SIZE: 1.438 INCHES NOMINAL FIRST END WRENCHING SURFACE SIZE: 1.500 INCHES NOMINAL SECOND END WRENCHING SURFACE SHAPE: 12 POINT BOTH ENDS INTERNAL WRENCHING END OFFSET ANGLE: 15.0 DEGREES NOMINAL MATERIAL: STEEL OVERALL SURFACE TREATMENT: CHROMIUM OVERALL STYLE DESIGNATOR: 41 ANGULAR OFFSET DOUBLE HEAD