| HEAD ANGLE | 15.0 DEGREES NOMINAL |
| OVERALL LENGTH | 3.940 INCHES MINIMUM AND 4.920 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 4 CLASS AND B STYLE |
| SPECIFICATION/STANDARD DATA | 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| WRENCHING END OFFSET ANGLE | 15.0 DEGREES NOMINAL |
| WRENCHING SURFACE SHAPE | 12 POINT SECOND END INTERNAL |
| WRENCHING SURFACE SHAPE | OVAL FIRST END INTERNAL |
| WRENCHING SURFACE SIZE | 0.313 INCHES NOMINAL BOTH ENDS |
| STYLE DESIGNATOR | OFFSET |
| SURFACE TREATMENT | CHROMIUM OVERALL |