| FIRST END LOCATION | LARGE END |
| FIRST END STYLE | SQUARE |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| OVERALL LENGTH | 1.125 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 420 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 420 OVERALL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| SECOND SHANK DIAMETER | 0.2036 INCHES MINIMUM AND 0.2041 INCHES MAXIMUM |
| SECOND SHANK LENGTH | 0.230 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| SECOND UNDERCUT DIAMETER | 0.188 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| SECOND UNDERCUT WIDTH | 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |
| SHANK DIAMETER | 0.1855 INCHES MINIMUM AND 0.1860 INCHES MAXIMUM |
| SHANK LENGTH | 0.680 INCHES MINIMUM AND 0.730 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.252 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| STYLE DESIGNATOR | UNDERCUT |
| UNDERCUT DIAMETER | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |