CYTC70 (HT72D)middle-long hole production drilling jumbo is specially flexible in small cross section tunnel.
It is capable of drilling vertically and inclined fans and single or parallel holes. High stable dual-stinger, high accuracy
angle indicator and ergonomics remote control panel coordinate with high efficiency drifter for more efficiency, safety
and convenient drilling. Unique high stable boom positioning improves hole accuracy, and reduces ore dilution rate.

