We are HeJian Ouman PDC Bits Co.LTD. Was established in 1998, from a simple bit processing, gradually developed into a research and development with independent research and development, design, production capacity, production, trade type enterprise.Company continuously introduced international advanced production equipment and production technology, wide social elite, and employ more people of  engaging  in cone bit, diamond bit of research and development, manufacturing for more than ten years of professional senior technical engineers team, to continuously upgrade its products.The company's operating philosophy is "quality first, customer first" we believe that the product has no best, only better, only by constantly improve the quality of their products to win customer recognition, can be in an impregnable position in the intense market competition.

Product Details:

a 6" PDC drag bits
b suitable for soft to medium hard sandstone and shale
c meet with API standard
d with ISO certificate

If our drag bit meet your need,contact me for their price ,thanks