| 33 / | HD | GEOMETRICAL INSTRUMENTS |
| 501 | DF | GAUGE {61} |
| 558.01 | ![]() | .~ Pivoted probes (e.g., divider, caliper, etc.) {7} |
| 558.02 | DF | .~.~> Proportional |
| 558.03 | DF | .~.~> Point parallelizing |
| 558.04 | DF | .~.~> Having adjustable legs {1} |
| 558.2 | DF | .~.~> Plural legs or contact probes |
| 558.3 | DF | .~.~> Removable probe |
| 558.4 | DF | .~.~> Pivoted probe |
| 558.5 | DF | .~.~> Median handle |