place of origin:dongguan ,china(mainland) type:abrasive flap wheel brand name:KMJ usage:grinding ,polishing ,sanding KMJ-2709 ... diamond abrasive flap wheel place of origin:dongguan ,china(mainland)type:abrasive flap ... , longer working time, little dust and noise when working. high quality diamond and CBN abrasive flap wheel for grinding and polishing