| 451 / | HD | ABRADING |
| 463 | DF | CARRIER FOR RELATIVELY MOVABLE SIMULTANEOUSLY USABLE TOOLS {2} |
| 464 | DF | .~ For radially movable tools {7} |
| 465 | DF | .~.~ Centrifugal force urged tools {1} |
| 466 | ![]() | .~.~.~ Flexible flail tools {2} |
| 467 | DF | .~.~.~.~> With tool supply or storage |
| 468 | DF | .~.~.~.~> Including self-sustaining tools {1} |