| DRIVE SURFACE SIZE | 0.375 INCHES NOMINAL SINGLE END |
| DRIVE END OUTSIDE DIAMETER | 0.703 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| FEATURES PROVIDED | NONSPARKING |
| OVERALL LENGTH | 0.890 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| MATERIAL | COPPER ALLOY OVERALL |
| SPECIAL MARKINGS | 9/32 IN. |
| WRENCHING END OPENING DEPTH | 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| WRENCHING END OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |
| WRENCHING SURFACE SHAPE | 8 POINT SINGLE END INTERNAL |
| WRENCHING SURFACE SIZE | 0.281 INCHES NOMINAL SINGLE END |
| STYLE DESIGNATOR | INTERNAL-INTERNAL |