- Rotation adopts Sauer close-circuit variable plunger pump.
- Push&pull, clamp adopt load-sensitive variable system control.
- Simple electric circuit, low failure rate.
- Rack and pinion for push&pull, high efficiency, stable working convenient maintenance.
- Advanced hydraulic system raises 15-20% productivity than traditional one, reduces 50% heat, saves 15-20% energy.
- Wire-control walking system ensures safety during travelling.
- Main parts are chosen from domestic or international first class producers, highly increasing products performance reliability.
- Equipped with φ73×3000mm reinforced drill rods，moderate machine size adapts to narrow and small working area and high efficient construction as well.