[Smart Foot Pedal]: The electric nail file provide foot pedal function for you to choose that you can control the "ON" and "OFF" by your foot. Professional nail drill machine, which are used for cutting carving, grinding, polishing for all nail arts as well as removal cuticle dead skin, calluses. [Meet Normal Multi Uses]: Nail drill machine comes with 6 nail drill bits and 106pcs sanding bands, equipped with the twist lock system, it make sure that allows you easily and safely change the drill bits. Professional for both home and salon use, for polishing, routing, carving, grinding, engraving, grinding, sharpening, drilling, sanding, cutting. [Low noise, Low heat, Low Vibration]: The nail drill for acrylic nails with a low vibration design for comfort grip. And this nail drill with a heat dissipation gap in the middle that can avoid overheating efficiently and make sure for low noise& low vibration and long-time operation. Provide you with a comfortable nail art experience. [Adjustable Speed]: The electric nail file speed can be adjusted from 0-30,000RPM. Cutting carving, grinding, polishing on Low speed. Medium speed used for remove gel nails or poly nail gel and High speed meet more professional manicure that easy to use for professionals and beginners. [Two Rotating Direction]: The professional nail drill machine provides two rotation direction to change the direction of the rotating bit, which enables any left-handed use or right-handed. Giving you a great precise nail grinding effect.