Description: Professional nail drill set comes with 6 kinds of metal bits and 6 sanding bands, can be used for manicure,polishing and remove gel and epidermis of acrylic and nail polish or pets nail beauty,etc. Good choice for both home and salon use. RPM: 20000 RPM. USB line length: 97cm/38.19inch, compact size for daily and professional use. Electric polishing pen: polishes nails, removes dead skin, finely polishes, scrapes scab surface, and facilitates the removal of nail polish. Powerful Function: Professional high-tech speed bearing and motor, It makes the electric file low heat, low noise, and low vibration. Just need to connect the power cord to start working. It is professional for both home, salon, and school use. Specification: Material: Plastic Size: 155x28mm/6.10x1.10inch Color: Pink/Green Package Includes: 1 Piece Nail Drill Pen 6 Pieces Grinding Heads 6 Pieces Sanding Bands 1 Piece USB Cable 1 Piece Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!