Grinding Head Abrasive Tool Mounted Stone (3 Pcs Set)Grinding Head Abrasive Tool Mounted Stone Cylindrical Wheel Head for Rotary Tool Accessories, Polishing Grinding Rotary Die Tool Accessories Polish Head (3 Pcs Set) Description : Abrasive Mounted Stone For Rotary Tools Grinding Stone Wheel Head Tools Accessories. Application: Used for precision grinding and polishing, it can make the surface of the workpiece to achieve higher level of surface finish, such as mirror etc. Uses: Applicable to jade