12V9 diamond grinding wheel used for sharpening and finishing of cutting tools back surface. *The abrasive layer of the grinding wheel can be made of synthetic diamond powder and CBN powder in resin ,metal or vitrified bonds. 12A2 diamondand CBNgrinding wheels used for ...

Guangzhou JR diamond tools Co.Ltd    [Electrical Equipment & Supplies]   [Power Tools]   [2019-10-16 15:10:05 ]