Unique through hole percussion hammer, exellent for drilling & Jet grouting..
Lightweight and compact design requires only small room Compatible to drill rigs of lower class of weight..
Using flange shaft,2 speed hydraulic circuit shifts by hydraulic directional valve..
Using flange shaft 2 speed hydraulic circuit shifts by hydraulic directional valve..
Strong bearing system of the main shaft which was taken from the design of our hydraulic rotary head..
Through hole diameter get to 100mm,3 speed hydraulic circuit shifts by hydraulic di recti onal valve..
Through hole diameter get to 150mm,2 speed hydraulic circuit shifts by hydraulic directional valve..
Through hole diameter get to 150mm 3 speed hydraulic circuit shifts by hydraulic di recti onal valve..