Henan Qianrui Machine Equipment Co.,Ltd

 Company Profile
Henan Qianrui Machine Equipment Co., Ltd., established in 1970s, is a high-tech enterprise specialized in the design, development and production of drilling tools, and providing related technologies and services for the modernization of mining and drilling industries. 
We produce a wide range of mining drill tools including PDC bits, PDC cutters, diamond core bits, TC bits, oil bits, tricone bits, etc. They are widely used in mining, geological exploration, oil drilling and other industries. All of our products comply with internation... [Detail]