We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of steel tooth bit iadc127 152mm, cone bits IADC517 11 5/8 inches drill bit, Tricone drilling bit, PDC Hole opener for trenchless,pdc hole opener for hdd drilling. To significantly increase our service quality, our corporation imports a large number of overseas advanced devices. Welcome clientele from home and overseas to connect with and inquire! The product will supply to all over the world, such as Europe, America, Australia,Austria, Porto,Armenia, Colombia.Our company always concentrate on the development of the international market. We have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.