The Specification of KY120:
| Rigidity rock | F=6-20 |
| Diameter of hole | 105-120mm |
| Optium drilling depth | 25m |
| Working pressure | 10-14bar |
| Air consumption | ≥13m³/min |
| Torque | 1400 N .m |
| Rotation speed | 0-65rpm |
| Lift power | 17KN |
| Dimension(KY120) | 5100*2030*2020mm |
| weight | 3300 KG |
| Drive system | YC2108 Engine |
| Standard Components ( option) | |
| 1.hammer | DHD340 |
| 2.pipe | Φ60*2000mm, Φ60*3000mm |
| 3.bit | Φ105(Φ90,Φ115) |
| 4.air hose | Φ38*1P*20 |
| Recommended compressor | LGCY-15/13 (Φ105-Φ115) LGCY-13/13 (Φ90-Φ105) |