[High Quality and Durability]: The nail drill bit set is made of high-quality ceramic materials and is durable. In particular, excellent heat dissipation properties allow for faster cooling during high speeds and prolonged rotations. [Nail Art Polishing]: Our electric nail file bit set is equipped with 8 different ceramic bits to meet your grinding needs for different areas of your nails. Combine different bits to trim and polish your natural nails, especially for removing edge and sidewall nails and dead skin. [Compatible with Most Nail Drills]: The shank made of Universal 3/32 inch (2.35 mm) stainless steel is perfect for most electric nail drills on the market. The nail bit set comes in a mini case that you can easily slip into your pocket or bag. [Time and Money Saving]: Electric nail files match most nail drills, so you don't need to book an appointment at a nail salon in advance. Moreover, you can fix your nail art as if you were taking a nail salon home. [Package Includes] Manicure grinding head*8