Our firm aims to operating faithfully, serving to all of our consumers , and working in new technology and new machine continually for Blast Hole Bit, Dth Hammer Operation, Rock Button Bit, Top Hammer Casing System,Numa120 Dth Hammer. Since establishment within the early 1990s, now we have arrange our sale network in USA, Germany, Asia, and several Middle Eastern countries. We intention to get a top class supplier for worldwide OEM and aftermarket! The product will supply to all over the world, such as Europe, America, Australia,Karachi, Madrid,Algeria, Brasilia.As an experienced group we also accept customized order and make it same as your picture or sample specifying specification and customer design packing. The main goal of our company is to build up a satisfactory memory to all customers, and establish a long term win-win business relationship. Choose us, we always wait for your appearance!