| EFFECTIVE LENGTH | 1.715 INCHES MINIMUM AND 1.725 INCHES MAXIMUM |
| DIAMETER | 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HEIGHT | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER |
| UNDERCUT DIAMETER | 0.398 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.160 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 2.060 INCHES MINIMUM AND 2.080 INCHES MAXIMUM |