Hand hold rock drill
It's a small type of rock drill and powered by air compression. High quality and good performance
| Technical specifications | |
| Impact energy | 0.4Mpa:≥28(J) |
| 0.5Mpa:≥40(J) | |
| Impact frequency | 0.4Mpa:≥28(Hz) |
| 0.5Mpa:≥35(Hz) | |
| Air consumption | 0.4Mpa:≤37(L/s) |
| 0.5Mpa:≤43(L/s) | |
| Working water pressure | 0.2~0.3(Mpa) |
| Air pipe inner dia | φ19(mm) |
| Water pipe inner dia | φ13(mm) |
| Rock drill hole dia | φ32~φ42(mm) |
| Rock drill hole depth | 5(m) |
| Shank size | 22×108(mm) |
Hand hold rock drill
