| 29 / | HD | METAL WORKING |
| 592 | DF | METHOD OF MECHANICAL MANUFACTURE {54} |
| 407.01 | ![]() | .~ With testing or indicating {4} |
| 407.02 | DF | .~.~> Torquing threaded assemblage or determining torque herein {1} |
| 407.04 | DF | .~.~> Using optical instrument (excludes mere human eyeballing) |
| 407.05 | DF | .~.~> Quantitative measuring or gauging {3} |
| 407.09 | DF | .~.~> With aligning, guiding, or instruction {1} |