Material: Diamond ; Handle sutra: 3mm ; Grinding head size: 6 8 10 12mm ; Diamond thickness: 60 mesh ; Package Included: 1 * diamond grinding head Emery grinding head: emery grinding head is made of preferred steel with fine workmanship, high hardness, high wear resistance, good working efficiency, high performance, stable, easy and fast Sharp grinding head: fine plating of emery grinding head with a layer of emery reduces the wear of emery grinding head and extends the life of the grinding head High-quality grinding: The previous rough surface of the workpiece can be polished quickly and with high precision. The rough surface of the workpiece can be polished quickly to reach a higher level of surface finish The effect is good: the grinding head can grind and polish the polishing tool, which is not easy to burn the workpiece. The sharpness is higher and the grinding efficiency is high., Manufacturer: Waningmoto