We now have several exceptional workers customers good at marketing, QC, and working with types of troublesome trouble during the creation system for 17 1/2 Pdc Bit, Pdc Core Drill Bit, Solid Tungsten Carbide Drill Bits, Pdc Drill Bit,Atlas Copco Pdc Drill Bits. We warmly welcome your participation based on mutual benefits in the near future. The product will supply to all over the world, such as Europe, America, Australia,Myanmar, Norwegian,Cambodia, Mombasa.We look forward to hearing from you, whether you are a returning customer or a new one. We hope you will find what you are looking for here, if not, please contact us immediately. We pride ourselves on top notch customer service and response. Thank you for your business and support!