Multifunctional Nail Drill Kit: Equipped with a 20,000RPM powerful rotating motor and 11 3/32 metal nail drill bits, this electric nail file can be used for all-round shaping, polishing, grinding, buffing, acrylic nail removal, poly gel nails, artificial extensions Nails, thick nails, construction gel, dip powder, fake nails, natural nails and cuticle dead skin. Low Heat, Low Noise and Low Vibration: This nail drill machine is made of a powerful and quiet motor with intelligent heating function for heat dissipation, allowing the machine to maintain low heat, low noise and low vibration when in use. (Make sure to let the machine rest after 20 minutes of continuous use) Adjustable Speed and Direction: With adjustable speed 0-20,000rpm and F/R direction function, it is easy to use this nail file with one control button, suitable for right or left handed use. Suitable for professionals and beginners, cut your time in half. Portable and Durable: The compact design makes it very light to carry and easy to use with any USB socket, such as power bank, laptop, AC adapter, you can do nail art anytime and anywhere. Easy to use: Professionally suitable for home salon use or travel, just plug in the adapter and start working. High efficiency and stable performance ensure a long service life of this portable nail drill.