1. Close-type hydraulic system, high energy saving, high efficiency, high reliability, long life. 2. With Cummins engine, strong power, stable performance, low noise, low fuel consumption. 3. International famous branded electricity ratio hydraulic motor,with rack and pinion system, simple structure, reliable performance, high efficiency,. 4. Power head push and pull has reserve a booster device, push-pull force can reach 1800kN. 5. International famous branded double speed motor, travelling speed can reach 5km/h, no need to load on trailer for short distance sites shifting. 6. Center position of the clamper is low, provides good protection of the drill rods, and take small space for operation. The front clamper and rear clamper can be separated, clamping blocks can be replaced according to the specification of drill rods.

Model	GD90/180
Engine	Cummins, 296kw
Max torque	45000N.m
Push-pull drive type	Rack and pinion
Max push-pull force	900-1800kN
Max push-pull speed	55m/min.
Max slewing speed	120rpm
Max reaming diameter	1400mm (depends on soil condition)
Max drilling distance	1000m (depends on soil condition)
Drill rod	φ102x4500mm
Walking drive type	Crawler self-propelling
Walking speed	3--5km/h
Entry angle	8-19°
Max gradeability	20°
Overall dimensions	9800×2500×3100mm
Machine weight	21000kg

7. The power head can be moved, protects the drill rod thread. 8. Adopts four connecting rod luffing mechanism, big angle variable range, low center of gravity, makes the machine good stability. 9. Wire control travelling system, assures safety and quick for travelling, loading and unloading. 10. Intelligent program control system, comfortable for operating, stable performance, with strong function expansibility. 11. The cabin with big space, full view, can move up and down, equips with air conditioner.