- Drill rig
- 2016-11-03 06:14
- our rotary drilling rig max drilling diameter 2mMax. drilling depth 60m, we can also make according to your needsHDR200
- PDC cutter
- 2016-10-29 09:57
- 1. Manufacturer of varies PDC cutters2. Strong impact resistance and abrasion resistance3. Oilfield, gelogy exploring bi