10M
| Underwater dedicated pneumatic impact drill (Y5 rock drill) | ||
| External dimensions (length x width x height) | 400×185×86 | MM |
| Machine weight | 6.5 | K |
| Cylinder diameter | 39 | MM |
| Piston stroke | 38 | MM |
| Tracheal inner diameter | 10 | MM |
| Impact energy | ≥ 3.5 | J |
| Impact frequency | ≥ 68 | Hz |
| Gas consumption | ≤ 12 | L/S |
| Specification of equipped impact drill bit | Φ6Φ8Φ10Φ12Φ14Φ18Φ22Φ25Φ28Φ30 | MM |
| Maximum drilling depth | 300 | MM |