| DRIVE SURFACE SIZE | 0.375 INCHES NOMINAL SINGLE END |
| DRIVE END SHAPE | SQUARE SINGLE END EXTERNAL |
| HEAD THICKNESS | 0.780 INCHES NOMINAL |
| OVERALL LENGTH | 6.870 INCHES MINIMUM AND 7.870 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 2 CLASS AND B STYLE |
| SPECIFICATION/STANDARD DATA | 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | RATCHET |
| SPECIAL FEATURES | ROUND HEAD; 45 TOOTH; STRAIGHT ROUND KNURLED HANDLE |
| SURFACE TREATMENT | CHROMIUM OVERALL |