Hejian Smart Petroleum Machinery Co., Ltd. was established in 1998. We are dedicated to producing tricone bits, PDC bits and all kinds of equipment for oil drilling. Our company is one the best cooperators CNPC field. turnover over RMB2.5 million per year. ...

Our company is located in the drill bit town of Hejian, middle Cangzhou City. We enjoy good location and convenient transportation. sales agency specializes bits, pipes, mud pumps stabilizers for water wells, oil fields, construction, geothermal energy ...

Hebei Hejian Zhongcheng Bit Manufacture Co.LTD. was established in 1997. It is a privately owned and proudly company. We have grown to become leading manufacturer of tricone bit PDC bits supplier high quality drilling tools & equipment, we excel designing, ...

Hejian Yinhai Drill Bits Manufacture Co.,Ltd is a Roller Tricone and PDC enterprise ,our bits basing on high-tech skill designs are used in the exploitation of natural gas ,crude oil ,water well, geological exploration so .The company located Junzi guan ...

This is mary from Deyong Accessories Drilling FactoryWe are the professional manufacturer of TCI tricone bit , diamond core flat pdc and drag bits .We also supply hole opener ,clamps ,slips other drilling equipment parts .If you have any needs ,Pls feel free let ...