With feature of reversible rotation, the impact mechanism works which is used to rattle a tight joint or a jammed joint. Flushing is possible as air blowing or water flushing and all drill functions are operated from a control unit. The frequency can be adjusted accurately within a wide range. Hence drilling parameters can be made fit.
It is a heavy duty rock drill widely used for underground mining for long hole drilling, drifting, tunneling, benching. Regular inspections of drifters hold operating costs to minimum.