| HEAD ANGLE | 15.0 DEGREES NOMINAL |
| MATERIAL | STEEL OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 1 CLASS AND B STYLE |
| OVERALL LENGTH | 15.50 INCHES MINIMUM AND 16.00 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | DOUBLE HEAD OFFSET |
| SURFACE TREATMENT | CHROMIUM OVERALL |
| WRENCHING SURFACE SHAPE | 12 POINT BOTH ENDS INTERNAL |
| WRENCHING SURFACE SIZE | 0.750 INCHES NOMINAL FIRST END |
| WRENCHING SURFACE SIZE | 0.875 INCHES NOMINAL SECOND END |