| DRIVE SURFACE SIZE | 0.375 INCHES NOMINAL SINGLE END |
| DRIVE END OUTSIDE DIAMETER | 17.65 MILLIMETERS NOMINAL |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL OVERALL |
| OVERALL LENGTH | 100.0 MILLIMETERS NOMINAL |
| STYLE DESIGNATOR | INTERNAL-INTERNAL |
| TORQUE CAPACITY | 14.0 METER-KILOGRAMS MINIMUM AND 16.0 METER-KILOGRAMS MAXIMUM |
| WRENCHING END OPENING DEPTH | 9.5 MILLIMETERS MINIMUM AND 10.5 MILLIMETERS MAXIMUM |
| WRENCHING END OUTSIDE DIAMETER | 11.5 MILLIMETERS NOMINAL |
| WRENCHING SURFACE SHAPE | SQUARE SINGLE END INTERNAL |
| WRENCHING SURFACE SIZE | 6.1 MILLIMETERS MINIMUM AND 6.35 MILLIMETERS MAXIMUM SINGLE END |