| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | CHROMIUM OVERALL |
| STYLE DESIGNATOR | BOX END |
| OVERALL LENGTH | 50.8 MILLIMETERS NOMINAL |
| WRENCHING END OUTSIDE DIAMETER | 22.6 MILLIMETERS NOMINAL |
| DRIVE END OUTSIDE DIAMETER | 18.8 MILLIMETERS NOMINAL |
| WRENCHING END HEAD THICKNESS | 11.0 MILLIMETERS NOMINAL |
| DRIVE END HEAD THICKNESS | 11.0 MILLIMETERS NOMINAL |
| WRENCHING SURFACE SIZE | 16.0 MILLIMETERS NOMINAL SINGLE END |
| WRENCHING SURFACE SHAPE | 12 POINT SINGLE END INTERNAL |
| DRIVE SURFACE SIZE | 0.375 INCHES NOMINAL SINGLE END |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| TORQUE CAPACITY | 1400.0 INCH-POUNDS NOMINAL |