| FIRST END LOCATION | BOTH ENDS |
| FIRST END STYLE | SQUARE |
| FIRST STEP DIAMETER | 0.075 INCHES MINIMUM AND 0.076 INCHES MAXIMUM |
| HARDNESS RATING | 41.0 ROCKWELL C MINIMUM OVERALL |
| OVERALL LENGTH | 0.690 INCHES MINIMUM AND 0.700 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SECOND SHANK LENGTH | 0.490 INCHES MINIMUM AND 0.495 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 0.030 INCHES MINIMUM AND 0.034 INCHES MAXIMUM |
| SHANK LENGTH | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| THIRD STEP DIAMETER | 0.09175 INCHES MINIMUM AND 0.09275 INCHES MAXIMUM |
| UNDERCUT DIAMETER | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |