KHYD 150 Electric Rock Drill Appliance: 1. Electric rock drill is used for drilling burst mine hole in rock. 2. It is widely used in the mine shaft excavation, road construction, water conservancy construction, metallurgy mining, rock engineering, quarry operation, basic engineering drilling reinforcement construction process. 3. The explosion-proof electric rock drill is used for drilling water injection hole, on coal seam, exploring water holes and discharging gas, also can be used for soft rock tunnel excavation. 4. They can do wet type and dry type work (equipped with twist drill rod). Drills holes horizontally forward or tilt up, only need to control the handwheel, the drill will track forward and backward automatically on the railway.