| Modelo | Profundidad máxima de excavación de una pared vertical |
|---|---|
| NS45 | 2840 mm - 9.3 pies. |
| NS35R | 2185 mm - 7.2 pies. |
| NS35 | 2290 mm - 7.5 pies. |
| NS25 | 1870 mm - 6.1 pies. |
| NS22 | 1795 mm - 5.9 pies. |
| NS16 | 1705 mm - 5.6 pies. |
| NS15 | 1535 mm - 5 pies. |
| NS08 | 1140 mm - 3.7 pies. |