Superior Ceramic Material: Nail Cutter Bit Made Of High Quality Ceramic Material, Which Is Durable And Hard Wearing. Especially The Excellent Heat Dissipation compatible with Faster Cooling With Fast And Long-Lasting Rotation. . Wide Range Of Applicationssuitable compatible with Most Electric Or Rechargeable Nail Files. They Are Perfect compatible with Your Nail Drill Handpiece, An Excellent Drill Set compatible with Hairdressers Or compatible with Use At Home. . Resistant To Corrosion And Rustthis Nail Drilling Tool Is Environmentally Friendly, Resistant To Rust And Rust, As Well As Not To Clog The Nails. Longer Service Life, Stable Chemical Properties, Resistant To Acid, Alkali And Other Corrosive Material. Easy To Clean With Water And Very Safe compatible with Nails. . High-End Storage Box Avoids Dust. Comes With A Storage Case, Corrosion And Rust Resistance, Can Be Used compatible with A Long Time And Will Not Block The Nails. It'S Easy compatible with You To Organize It According To Use. . Multifunctional--7Pcs/Set This Nail Drill Bit Set Includes 7 Different Tools. It Can Grind, Crush, Clean, Carve, Smooth, Polish And Reshape, Suitable compatible with Manicure, Pedicure, Etc. compatible with All Your Needs. .