| 83 / | HD | CUTTING |
| 284 | DF | CUTTING MOTION OF TOOL HAS COMPONENT IN DIRECTION OF MOVING WORK {17} |
| 321 | DF | .~ Orbital motion of cutting blade {7} |
| 331 | DF | .~.~ Rotary tool {10} |
| 341 | ![]() | .~.~.~ With means to cause progressive transverse cutting {1} |
| 342 | DF | .~.~.~.~> With helical cutter blade |