Product Description: Material: Ceramic Package Contents: 1 set (7pcs) 1. **Premium Ceramic Material:** Crafted from superior ceramic material, these nail art bits are durable, sharp, and long-lasting, made with finesse. With excellent heat dissipation, the bits won't get hot during prolonged use like metal ones. 2. **Perfect Drill Bits:** A total of 7 different nail drill bits, suitable for most nail drill machines that use bits, durable for long-term use. They can be used to polish the nail surface or even get into tight areas such as sidewalls and cuticles. The drill bit brush helps clean and polish the nail surface and drill bits. 3. **Multifunctional:** Adopting the highest precision standards for ceramics with superior strength, sharpness, and durability. Professional shape and size design meet various needs, such as beautifying, cleaning, and caring for the nail. Ideal for refining and shaping nail edges and easily removing dead skin. 4. **7 pcs Nail Drill Bits:** Set includes a corn top (coarse grit), large barrel top (medium grit), bullet top (fine grit), umbrella top (fine grit), needle bit (medium grit), micro ball (medium grit), brush drill. Suitable for most size drill machines. 5. **Easy to Clean:** Nail drill bits are corrosion-resistant and won't clog nails. The Nail Brush Bit can easily clean dust on the bits or nails, protect the bits after each use, and keep you and your customers' nails healthy.