| Model | SKMG-40 | SKMG-50 | SKMG-70 | SKMG-70A |
| Drilling Depth ( m ) | 10-60 | 25-70 | 35-80 | 35-80 |
| Drilling Diameter (mm) | 90-180 | 90-165 | 110-230 | 110-230 |
| Drilling Pipe Diameter | φ76*1500 | φ76×1500 φ89×1500 | φ76×1500 φ89×1500 | φ76×1500 φ89×1500 |
| Borehole Inclination Angle | 0-90° | 0-90° | 0-90° | 0-90° |
| Power Head Output Torsion Speed (rmp) | -- | 0-70 | 0-50 | -- |
| Rated Output Torque of Power Head (N•m) | 2400 | 2500 | 3900 | 3900 |
| Max Travel of Power Head (mm) | -- | 1800 | -- | 1800 |
| Propeller Compensation Stroke (mm) | -- | 500 | 500 | 500 |
| Max Pulling Force of Power Head (KN) | 25 | -- | 30 | 30 |
| Power of Rotary Motor (kw) | 7.5 | -- | -- | -- |
| Oil pump Motor Power (kw) | 4 | 22 | 22 | 22 |
| Weight (kg) | 500 | 1300 | 1400 | 1600 |
| Rated Pressure of Hydraulic System (Mpa) | -- | 17-18 | -- | -- |
| Motor (V) | 380 | -- | -- | -- |
| Dimensions (m) | 2.8*0.8*1.4 | 3*0.78*1.36 | 3.1*1*1.5 | 3.1*1*1.5 |
Main drilling method 1. Three-wing drill bit + spiral drill pipe drilling, suitable for soil and other high-speed drilling;
2. Drill pipe + impactor + diamond drill bit drilling, air slag: for rock, broken layer construction;
3. Drill pipe, casing composite drilling;
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