HF128 full hydraulic rotary drilling machine , solar pile driver

·The folding mast structure has the advantages of simple, great durability, saving cost and making repair more convenient.
`Using the high position-oriented structure for the frame, which guarantees the verticality between kelly bar and ground, kes constucture more convenient, improves work efficiency, increses safty.
`Power head adopts unique patent structure, which save cost and make repair more convenient.
`Main windlass: Adoptin original imported hydraulic pressure motor from Italy. It has sensitivereaction and can free down, which speed can be up to 80m/min and improve the construction efficiency. Main winch lays in the cavit of te U-shape, whchlocates in the operator's right field of vision (enables operator to obseve working condition of main winch freely). This kind of situation is not only simple but also practical.