Hollow Air Drill
Luoyang Pneumatic Tool Co., Ltd. [China] 
Used for drilling large blast hole.It is especially convenient to be used during the initial period of opencast working, other
Used for drilling large blast hole. It is especially convenient to be used during the initial period of opencast working, other drill carriage unable to reach, unable to carry on the normal work.
Drive power of drill: Hydraulic motorMax. pushing power (N) : 4500Hollow Air Drill
