Main Performance Characteristics 

1, Rotation adopts Sauer close-circuit variable plunger pump.

2, Push&pull, clamp adopt load-sensitive variable system control.

3, Simple electric circuit, low failure rate.

4, Rack and pinion for push&pull, high efficiency, stable working convenient maintenance.

5, Advanced hydraulic system raises 15-20% productivity than traditional one, reduces 50% heat, saves 15-20% energy.

6, Wire-control walking system ensures safety during travelling.

7, Main parts are chosen from domestic or international first class producers, highly increasing products performance reliability.

8, Equipped with φ73×3000mm reinforced drill rods, moderate machine size adapts to narrow and small working area and  high efficient construction as well.

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