It does work, not fully tested if all functions work properly, sold as is, as shown in photos / video. Missing some parts, polisher guard is deformed. All items show heavy cosmetic wear. Everything is included what is shown in pictures. Please accept that the item is sold as seen and shown in the photographs, so, please look over them carefully. Feel free to contact us with any questions regarding this item. If you are satisfied with your purchase, please leave feedback. If there is a problem, please let us know and we will correct it to your satisfaction. Returns accepted of items shipped back in original, unaltered condition.