Open End Wrench, Alloy Steel, Satin, Head Size 1/2 in, 9/16 in, Overall Length 10 in, 15°/ OVERALL LENGTH: 10.000 INCHES NOMINAL WRENCHING SURFACE SIZE: 0.500 INCHES NOMINAL FIRST END WRENCHING SURFACE SIZE: 0.563 INCHES NOMINAL SECOND END WRENCHING SURFACE SHAPE: OVAL BOTH ENDS INTERNAL SMALL END HEAD ANGLE: 15.0 DEGREES NOMINAL LARGE END HEAD ANGLE: 15.0 DEGREES NOMINAL SPECIAL FEATURES: SATIN FINISH MATERIAL: STEEL OVERALL SURFACE TREATMENT: CHROMIUM OVERALL STYLE DESIGNATOR: 105 THIN DOUBLE HEAD SPECIFICATION/STANDARD DATA: 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD NONDEFINITIVE SPEC/STD DATA: 3 TYPE