Multifunctional: Made with high-quality metal. Carving, Engraving, Routing, Grinding, Sharpening, Sanding, Polishing, even carving deep into the glass, without the drill or converter overheating. ?? SPEED ADJUSTMENT: speed up to 20,000 RPM with a speed control knob, you can easily adjust the speed precision. ?? LOW NOISE: It is quiet and smooth, very low vibration design for comfort grip. Low noise and vibration for smooth and long-time operation. ?? Easy to Use: Equipped with 6 different nail drill bits and a pack of 150pcs(80#*50pcs, 120#*50pcs, 180#*50pcs) sanding bands, the professional nail drill kit is very easy to use and perfect for home use and nail salon. ?? WARM TIP: TAKE A BREAK! Avoid overheating for continuous polishing for a long time which may cause the machine to get shocked
