KAMACH CYTJ45/ 2 Two-Boom Hydraulic Drilling Jumbo is mainly used for tunneling construction in metal mine and underground engineering. It is designed with an advanced hydraulic drilling system, anti-jamming device and has features of fast drilling and high efficiency. Because of the jumbo has compact structure and good mobility performance, it can improve operator's working environment, construction efficiency and also quality greatly. Superior design concept makes side hole drilling more easier to control.