| 33 / | HD | GEOMETRICAL INSTRUMENTS |
| 501 | DF | GAUGE {61} |
| 613 | DF | .~ Collocating {14} |
| 626 | DF | .~.~ Tool or surrogate {4} |
| 628 | DF | .~.~.~ Cutter or shaper {9} |
| 633 | DF | .~.~.~.~ Planar blade with respect to its holder or another part {1} |
| 634 | DF | .~.~.~.~.~ With respect to its rotary holder {1} |
| 635 | ![]() | .~.~.~.~.~.~ Plural blade holder |