HT91 hydraulic bolting jumbo is specially used for rock bolting in underground mines and tunnels with wall rock of complex structure and badly damaged rock formation. Our main focus is safety and bolt installation quality. Out high performance mining bolter ensures operator safety and comfort in underground works.

The rock bolting jumbo is suitable for the drifts and tunnels with min. section of 2.8x2.8m. It's featured by compact design, small size, low fuel consumption, low noise, high working efficiency. The power type of bolting rig can be easily switched to accommodate different underground works.

One of the most attractive features of the hydraulic drilling jumbo for tunneling is its double-boom design, making it suitable for a large drilling cross section area. The tunneling jumbo has two drive methods, single-power and dual power, giving it a wider range of efficiency ...