1.CE 2.Four speed selection,clockwise rotation 3.Remove dead skin 4.Grinding head could be replaced 5.Speed:0-18000rpm JSDANingbo JSDA Electronic Industry Co.,Ltd commits to produce series of high precision micro electric grinder tools. Our products are broadly used in Nail art , Jewelry engraving , Dental grinding , Mould polishing , Wood/Glass carving , Craftwork fabrication and so on.1.With a ...