it can be used as the water well driller and also the piling project.
our company is produce the rotary drilling rig, for small and middle size piling project. the machine is unique in the world, it usefull and effictive. it can be used as the driller also can be....
it is smart and uesfull , it is unique in the field, it can be used as the drilling machine and also it can be used as the excavator.