KT12 integrated surface DTH drilling rig is using Cummins three diesel engines as a single power, by both ends of the output at the same time to drive the screw compression system and hydraulic drive system, can drill φ115-152mm vertical, inclined and horizontal hole. This DTH drilling rig is mainly used to drill holes and pre-crack hole for open-pit mines and stonework project. The drilling rig is equipped with automatic unloading rod system and drill rod lubrication module, which can realize single operation and reduce mine operation personnel. The drilling rig mastering action is integrated on a handle and is simple to operate with an anti-seizure system. Drilling angle and depth indication are provided to simplify drilling process control and improve hole quality. Efficient dust collection system, spacious cab, high-power heating and air conditioning and high-quality audio equipment provides a high-quality operating environment, to maximize operator efficiency.