\n \nHighly polished finish for aesthetic and corrosion resistance. \n \nMetal crowns, porcelain crowns, cast crowns, resin crowns , as long as the doctor push the button, it will automatically dislocate, made the patient without any pain. \n \nThe product with small and exquisite appearance, compact internal structure and reasonable security, which is a good helper of a dentist. \n \n \nPackaging list: \n \n1Set*Multi-function automatic crown remover \n \n