... from 600mm to 3500mm, large dia electric pile driver (piling machine,hydraulic pile driver) CK series electric Punching Pile Driver (double girder ... winch, assistant winch, machine frame, hammer, slurry pump and control tank.Punching pile driver suitable for drilling cast-in-place pile ... hammer then free fall reduplicate punching, crack the earth and rock of hole inside or pile into wall of hole, or ...