| DRIVE SURFACE SIZE | 0.375 INCHES NOMINAL BOTH ENDS |
| DRIVE END SHAPE | SQUARE SECOND END EXTERNAL |
| DRIVE END SHAPE | SQUARE FIRST END INTERNAL |
| FEATURES PROVIDED | MANUAL TOOL |
| MATERIAL | STEEL OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 2 CLASS |
| OVERALL LENGTH | 11.875 INCHES MINIMUM AND 12.625 INCHES MAXIMUM |
| SPECIAL FEATURES | LOCKING TYPE; KNURLED SHANK |
| SPECIFICATION/STANDARD DATA | 81343-SAE AS28431 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | RIGID |
| SURFACE TREATMENT | CHROMIUM OVERALL |