| Type | underground drilling rig |
| Power Type | Electric |
| Use | Coal |
| Voltage | 220V,440V |
| Drilling Diameter | other |
| Drilling Depth | 200-350m |
| Place of Origin | Henan, China |
| Weight | main machine 1000kg |
| Warranty | one year for the main machine |
| Core Components | Gear, Bearing, Engine |
| Key Selling Points | Easy to Operate |
| Brand Name | HF |
| Dimension(L*W*H) | main machine 2950*950*1850mm |
| Machinery Test Report | Provided |
| Video outgoing-inspection | Provided |
| Mobility | mobile |
| After-sales Service Provided | Engineers available to service machinery overseas |
| mining core drilling machine | HFU-3A |
| 55mm drill pipe | 300m |
| 71mm drill pipe | 200m |
| full hydraulic | separate in structure |
| Maximum Drilling Depth | 200-350m |
| Power unit | 1050kg |
| Operation cabinet | 140kg |
| Explosion-proof electric motor | 45KW/1480 rpm |
| The working pressure | 25MPa |
| Packaging Details | standard export packing or as you needs |
| Port | Qingdao port or Shanghai port |
| Selling Units: | Single item |
| Single package size: | 295X95X185 cm |
| Single gross weight: | 68.000 kg |
| Supply Ability | 50 Set/Sets per Week |










