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Development trend of rock drilling equipment is to use hydraulic rock drillsModern drilling rigs and advanced blasting techniques are the keys to shortening the drilling process time in the tunnelling cycle. Practice has proved that the performance of hydraulic rock drill is bett...

The hydraulic rock drill was developed by the French Montabert company in 1970 and installed on the hydraulic drilling rig to facilitate mine drilling. In the development in recent years, due to the unique technical performance and perforation efficiency of hydraulic rock drills,...