Hejian Hengji Bit Manufacture Co.,Ltd is located in Hejian,Hebei province.and is Chinese bit industry's emerging enterprises.The company is mainly engaged in the development of various series of bits, development, production and sales.
Hengji company keeps track of the international advanced technology, and built a flexible production line of CNC machining centers mainly drill bits, established a perfect quality assurance system, widely used in the production and management of computer application systems and control systems.
Hengji various drill bits, to ensure full compliance with all the terms and standards of the American Petroleum Institute API specification, design, manufacturing and production, and to ensure full compliance with the the API specification requirements and content.