Guiyang Kemai Machinery and Equipment is a specialized manufacturer and supplier of mining and quarry equipment and tools in China. Our products serves the mining, quarry, water well, oil, gas, and civil construction and slope stabilization industries. We serve our customer in EUROPE, AISA, LATIN AMERICA, AFRICA, MIDDLE EAST and Pacific Rim. Based on specialized technique of our factory, we are able to design and produce a completely new product in accordance with customers’ requirement. We mainly supply Rock Drilling Tools, Drill Bit: Button Bit, Retrac Bit, DTH bit, Tap Hole Bit, Coal Bit, Drill rod: Integral Drill Rod, Tapered Drill Rod, Drifting Drill Rod, Hollow Drill Steel, Self-drilling Anchor Bolt and Bit, Shank Adaptor and other related tools.