Service Wrench, Alloy Steel, Satin, Head Size 1 1/2 in, Overall Length 7 5/8 in, 30°/ OVERALL LENGTH: 7.625 INCHES NOMINAL OVERALL WIDTH: 2.500 INCHES NOMINAL WRENCHING SURFACE SIZE: 1.500 INCHES NOMINAL SINGLE END HEAD ANGLE: 30.0 DEGREES NOMINAL WRENCHING SURFACE SHAPE: OVAL SINGLE END INTERNAL MATERIAL: STEEL OVERALL SURFACE TREATMENT: CHROMIUM OVERALL STYLE DESIGNATOR: 81 SINGLE HEAD SUPPLEMENTARY FEATURES: SATIN FINISH