This rig is mainly used for rotation percussion drilling and normal rotation drilling in the project of bolt
supporting, slope supporting, grouting stabilization, precipitation hole and underground micro piles, etc.

| Specification | Unit | Item | ||
| SM1800A | SM1800B | |||
| Power | Diesel Engine Model |
| Cummins 6CTA8.3-C240 | |
| Rated Output&Speed | kw/rpm | 180/2200 | ||
| Hydraulic sys. Pressure | Mpa | 20 | ||
| Hydraulic sys.Flow | L/min | 135,135,53 | ||
| Rotary Head | work model |
| Rotation,percussion | Rotation |
| type |
| HB50A | XW400 | |
| max torque | N.m | 13000 | 40000 | |
| max rotating speeding | r/min | 80 | 44 | |
| Percussion Frequency | min-1 | 1200 1900 2400 | / | |
| Percussion Energy | Nm | 835 535 420 | ||
| Feed Mechanism | Feeding Force | KN | 57 | |
| Extraction Force | KN | 85 | ||
| Max .Feeding Speed | m/min | 56 | ||
| Max. Pipe Extract Speed | m/min | 39.5 | ||
| Feed Stroke | mm | 4100 | ||
| Traveling Mechanism | Grade Ability |
| 25° | |
| Traveling Speed | km/h | 4.1 | ||
| Winch Capacity | N | 20000 | ||
| Clamp Diameter | mm | Φ65-225 | Φ65-323 | |
| Clamp Force | kN | 157 | ||
| Slide stroke of mast | mm | 1000 | ||
| Total weight | kg | 17000 | ||
| Overall Dimensions(L*W*H) | mm | 8350*2260*2900 | ||