CNC engraving needles are sharp and durable.

Guangzhou JR Diamond Tools Co., Ltd was established in 2005, andwas known as Henan Runfa Superhard Materials Factory which wasfound in 1992, one of the biggest of manufacurers of diamond powderand diamond in China. For years, with the development of business,we have had five workshops of technical study and production. Oursale in domestic market has been all over the country, and lots ofproducts have been exported to Europe, America, southeast Asia, andother regions and countries.