Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for Combination Drill Bit, Fixed-Cutter Bit, 1307 Pdc Bit, Core Bit Extension,Tricone Bits. Warmly welcome to cooperate and develop with us! we will continue to provide product with high quality and competitive price. The product will supply to all over the world, such as Europe, America, Australia,Belarus, Greenland,Philippines, Madagascar.Our products are widely sold to Europe, USA, Russia, UK, France, Australia, Middle East, South America, Africa, and Southeast Asia, etc. Our products are highly recognized by our customers from all around the world. And our company is committed to continually improving effectiveness of our management system to maximize customer satisfaction. We sincerely hope to make progress with our customers and create a win-win future together. Welcome to join us for business!