Electric Grinder Mini Drill USB Rechargeable Electric Pen Mini Electric Drill Grinding Tools Power Tools For Nails Features: 1. It is a professional nail machine nail drill. 2. The small size and tapered design can more easily remove the dead skin near the nail. 3. It can also be used to remove dead skin from fingernails and toenails. It is not easy to rust and has a wide range of uses. It is suitable for professional nail salons or personal use. 4. Easy to use in any position. Accept all rotating tool accessories. Lightweight design and precise operation. Beautiful appearance. Elegant, exquisite and streamlined design fully embodies the concept of ergonomics. 5. The appearance adopts a buckle-type solid structure, which is safe and easy to operate. 6. The unique double shock absorption structure of the traditional system has low vibration and low noise. Description: Easy to use in any position. Accept all rotating tool accessories. Lightweight design and precise operation. Beautiful appearance. Elegant, exquisite and streamlined design fully embodies the concept of ergonomics. Specifications: Size:155*28mm Line length: 97cm Power supply mode: USB connector power supply Input voltage: 5V9V Uses: Nail removal/manicure/nail nail/nail polishing, etc. How to use: 1. Press and hold the sharpening pen button; 2. Loosen the head female screw; 3. Insert the required sharpening head; 4. Tighten it in one direction after inserting it, and the speed can be adjusted. Package Included: 1 * Polishing pen 1 * Grinding head set (including grinding needle *6, sand ring *6) 1 * USB cable 1 * Manual Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.