Wet Strong Coal Electric Drill

chinacoal05 www.chinacoalintl.com m.chinacoalintl.com we provide service of enterprise's customs declaration, inspection. Product Introduction This is a hand-held drill that can be used in in various mines such coal mine, marble mine, metal mine and rock layer. With the explosion-proof structure it can be safely used for mine where methane and coal dust explosion. The water injection device can reduce dust. The machine is matched with the coal drill pipe and coal bit ,any