Feature:1. Professional Nail Drills: Used for sanding, polishing, removing nails glue, removing calluses and dead skin, ect.2. Adjustable Speed: With speed adjustment gear, you can adjust the rotation speed freely (0-20000 RPM).3. Forward \u0026 Reverse Switching: The direction of the rotating bit is adjustable, you can choose forward or reverse.4. Replaceable Grind Bits: Comes with 11 replaceable grinding bits, easy to change without the tools.5. Convenient Carrying: Compact size, can be put into your handbag easily, convenient to carry.6. Long-lasting to Use: Fine workmanship and superier material, provides comfortable hand feel and long service life.Specification:Features:Professional Nail Drills: Used for sanding, polishing, removing nails glue, removing calluses and dead skin, ect.Adjustable Speed: With speed adjustment gear, you can adjust the rotation speed freely (0-20000 RPM).Forward & Reverse Switching: The direction of the rotating bit is adjustable, you can choose forward or reverse.Replaceable Grind Bits: Comes with 11 replaceable grinding bits, easy to change without the tools. Convenient Carrying: Compact size, can be put into your handbag easily, convenient to carry.Long-lasting to Use: Fine workmanship and superier material, provides comfortable hand feel and long service life.Specifications:Material: All Aluminum Body + Pure Copper MotorColor: Black, Gold, Pink, Silver (Optional)Speed: 0-20000 RPMNail Drill Pen Size: 130 * 20mm / 5.12 * 0.79inPackage Size: 130 * 60 * 40mm / 5.12 * 2.36 * 1.57inPackage Weight: 70g / 2.47ouncesNote: 1.There are different kinds of adapter optional. Please choose the one suitable for your country.2.Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures.Package List:1 * Nail Grinding Pen6 * Metal Grinding Bits5 * Quartz Grinding Bits1 * Powers Cable1 * User ManualPackage List:1 * Nail Grinding Pen6 * Metal Grinding Bits5 * Quartz Grinding Bits1 * Powers Cable1 * User Manual