We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for Down Hole Hammer Bit Failure, Dhd3.5 Dth Hammer, Mission Shank Hammer, Dth Drill Rods,Borehole Drilling Hammer. Our service concept is honesty, aggressive, realistic and innovation. With your support, we will grow much better. The product will supply to all over the world, such as Europe, America, Australia,Bahamas, Moscow,Angola, Hungary.With the development of the society and economy, our company will continue the loyalty, dedication, efficiency, innovation spirit of enterprise, and we will always adhere to the management idea of would rather lose gold, do not lose customers heart. We will serve the domestic and foreign businessmen with sincere dedication, and let us create bright future together with you!