1.Polishing tool 2.Two patents,an invention 3.Strong dust ... . Our products are broadly used in Nail art,Jewelry engraving,Dental grinding,Mould polishing,Wood carving,Craftwork fabrication ... .Responsible after sales service5.Making progress with customers togetherDescription and Features:1.Micro motor Jewelry polishing tool2.With CE ... question on our production JD9500 Micro motor Jewelry polishing tool