
Specifications
| Model | HF90DB | Drill pipe diameter | 127 mm |
| Weight | 500 (kg) | Brand | Hanfa |
| Winch input power | 3000 KW | Effective height of derrick | 48m |
| Vertical shaft speed | 0-300 r/min | improving capability | 6750KN |
| Solid control system | Total volume 600m | Application | Exploration and development of oil, natural gas, and shale oil and gas wells |
| Drill floor height | 12m | Drilling Depth | 9000 m |