| Rotary Drilling Rig Model | KR50A | ||
| Max. torque | 50 kN.m | 50 kN.m | 50 kN.m |
| Max. drilling diameter | 1200 mm | 1200 mm | 1200 mm |
| Max. drilling depth | 16 m | 20 m | 24 m |
| Max. cylinder thrust | 70 kN | 75 kN | 75 kN |
| Max. cylinder trip | 1100 mm | 1100 mm | 1100 mm |
| Main winch pull force | 6.5t | 6.5t | 6.5t |
| Main winch speed | 48 m/min | 48 m/min | 48 m/min |
| Mast inclination(Lateral) | ±6° | ±6° | ±6° |
| Mast inclination(Forward) | -30°~ ﹢90° | -30°~﹢90° | -30°~﹢90° |
| Working speed | 7-30rpm | 7-30rpm | 7-30rpm |
| Min. radius of gyration | 2800mm | 2950mm | 5360mm |
| Max. pilot pressure | 31.5Mpa | 31.5Mpa | 31.5Mpa |
| Operating height | 9340mm | 10740mm | 13730mm |
| Operating width | 2490mm | 2800mm | 3300mm |
| Transport height | 2900mm | 3040mm | 3310mm |
| Transport width | 2490mm | 2800mm | 3300mm |
| Transport length | 11690mm | 12850mm | 15200mm |
| Transport weight | 20.1t | 22.5t | 28t |
| Remark: The specification will be different according to different excavator chassis. | |||