Kaishan is a professional manufacturer of rock drills and DTH drilling rig, one of our core products, is equipped with another one of our core products: air compressor, enabling us to keep the leading position in technology and market share. We have multiple series of DTH drilling rigs to meet your different requirements, including: integrated open air DTH drilling rig, all pneumatic DTH drilling rig, environment friendly DTH drilling rig, all-hydraulic DTH drilling rig, semi-hydraulic DTH drilling rig, cutting drilling rig, and anchoring drilling rig. We also produce auxiliary products for the drilling rig, such as rock drill and down-the-hole drill bit and rod.