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 ...

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.

The HT92-D hydraulic bolting jumbo is specifically designed for bolt support operations in narrow tunnels and confined underground environments, such as metal mines and other excavation sites. Its specialized feed system allows it to operate efficiently within spaces as tight as 2.4 m × 2.4 m.

The HT91-S hydraulic bolting jumbo is specialized equipment designed for cable bolt installation and maintenance in underground mining operations. It plays a vital role in stabilizing weak surrounding rock by anchoring cable bolts to create a unified load-bearing structure.