| Modèle | Profondeur maximale d'excavation |
|---|---|
| TC37 | 3380 mm - 11.1 pi |
| TC35E | 3600 mm - 11.8 pi |
| TC35 | 3600 mm - 11.8 pi |
| TC29 | 2960 mm - 9.7 pi |
| TC20 | 2500 mm - 8.2 pi |
| TC16 | 2200 mm - 7.2 pi |
| HR3.7 | 3380 mm - 11.1 pi |
| HR2.0 | 2500 mm - 8.2 pi |
| HR16 | 3600 mm - 11.8 pi |
| HR1.6 | 2400 mm - 7.9 pi |