Box End Wrench, Alloy Steel, Chrome, Head Size 15/16 in, 1 in, Overall Length 15 in, 15°/ OVERALL LENGTH: 15.125 INCHES NOMINAL WRENCHING SURFACE SIZE: 0.938 INCHES NOMINAL FIRST END WRENCHING SURFACE SIZE: 1.000 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