Electrohydraulic jumbo for a fast and precise drilling of tunnels and developments thanks to the fact that it is equipped with an 1838 HD drilling machine, the robustness of its arm allows it to reach cross sections up to 40 m²; the distribution of its components allows easy access to them for maintenance.

This equipment can install bolts from 5 to 10 feet in length. It has a bolting kit available for: Split set, Swellex, Hydrabolt, Helicoids with resin and cement. It has a productivity of up to 7000 bolts / month. It also has the bolting cable option up to 25 meters. of length.