-Copper wire motor, stable operation, low consumption, low noise, long service life -For irregular parts, blind corners, gaps, etc. of holes, tubes, etc. can be polished -The facet machine has the functions of cutting, engraving, drilling, grinding, polishing, cleaning and descaling. -Suitable for denture, jewelry, jade, stone carving, wood carving, gold, handicraft carving, etc. Welcome and I wish you a happy life, my friend., Manufacturer: MJFVN