About US
JR Diamond Tools Co., Ltd. was established in 2005, and was known as Henan Runfa Superhard Materials Factory established in 1992. With more than 20 years of researching and developing on super hard materials, it has developed into one of the leading enterprises of super hard material industry in China. more>>
Service
All of our products are made in strict accordance with ISO9001, you will see “JR” diamond tools in the market of Europe, America, Southeast Asia, and other regions and countries. We also welcome OEM and ODM orders...