Solidkey Petroleum Machinery Co., Ltd. locate at Hejian City, Hebei Province, China, south of Beijing 180KM, and 170KM from Tianjin(Xingang) seaport, at the beginning of company established in 1983, our work was producing customized drilling tools.

As time goes on, we are developing the team of technologists in both research and application, innovating equipments of production step by step stably to meet with customers' requirements.

Our essential products are PDC bits, tricone bits, ...