Description 1. Adjustable speed, easy to use: The speed control button changes speed, making the electric nail drill easier and safer to polish the nails. Plug in the power cord and youre good to go. The pen is small, easy to operate, and easy to carry. 2. Bring your manicure to your home: Enjoy the benefits of using interchangeable heads that allow you to file, polish, shine and shape your nails as easily as you would a manicure 3. Easy access to beautiful nails: Whether you are a professional or not, this amazing manicure and pedicure set is ergonomically designed to ensure comfort when used on nails and toenails. 4. High Quality: This nail art drill set is composed of stainless steel and diamond, which can better prolong the service life and easy to store. High-quality diamond grinding heads can provide you with better dressing results. 5. Suitable for most nail drills: The grinding head is suitable for most electric nail drills.