Hejian Perfect Drilling Equipment Co., Ltd. is a Roller cone bits and PDC bits manufacturing enterprise, our bits basing on high-tech skills and designs are used in the exploitation of natural gas, crude oil, water-well, geological exploration and so on. Tri-cone bits are from 3 3/8 to 28 inch, both milled tooth and Tungsten Carbide Insert Bit with metal seal and rubber seal. The company is located in Junziguan industrial district, Hejian city, where is the basement of rock bits manufacturing and distribution in China. Our company was established in 1980 and is near to national highway No. 106. There are convenient transportation and fast telecommunication. Since the establishment of the company, the company has been holding the idea of ?the development of a company should rely on talent.? So we invite many experts and technical personnel in the line of manufacturing rock bits from many institutes. Our staff is highly qualified and trained depending on the market request. Great attention is given to product quality and services, we constantly checks all work cycles, from product design to product delivery, not to mentions our caring post-sale assistance. Each cycle is strictly checked to fulfill Costumers? need and expectations. The various rock bits with high cost performance we produced have won a good reputation all over the world. With the more than 30 years? development tri-cone bits and PDC bits production lines has been equipped with advanced machineries which had been imported from USA. And we also have many advanced inspection facilities such as image processor plasma spectrometer, drilling simulator and so on. The company successively has obtained ISO9001:2000 international quality system certificate and API certificate. Now we have become a uprising oil and gas rock bits manufacturer in China.
