Shangdong Renown Dimond Tools Co, .located in Shibei industrial Zone of Rizhao , established in 2009 with total investment of 350 million RMB Being a high-tech enterprise of superhard material tools, Renown company specialize in Rï¹ D and production of diamond cutting tools.Many kinds of tools, such as stone cutting blades, diamond core drill bit , blades for cutting reinforced concrete and asphalt pavement, can be supplied by Renown company. Specially , an unique kind of granite cutting segment can be supplied by Renown company with the feature of needing no chemical coolant during cutting process .The exclusive patented technologies and unique manufacture process which are quite different from the traditional techniques promote Renown company to supply the stable tools with effeciency and longevity , Based on strong Rï¹ D capabilities, advanced equipments, stable production process and strict quality control system which is qualified by ISO9001:2008 Certification, Renown company can be a reliable supplier of excellent diamond tools for all customers