YT27 Rock Drill

YT27 Rock Drill chinacoal07 https://www.chinacoalintl.com https://m.chinacoalintl.com/ :pneumatic rock drill; rock drill Product Introduction YT27 hand-held rock drill is a rock drilling equipment with high efficiency. It is widely used in rock drilling. It's very important to coal mine, tunnel, railway traffic, water conservancy and so on. YT27 hand-held rock drill is suitable for hard rock, concrete (f=8~18) drilling, blasting, breaking works. Energy-saving and efficient,