Specification: Material: diamond Size: Universal size Package include: 5 x Nail Drill Bits Notes: 1. Due to the difference between different monitors, the pictures may not reflect the actual color of the item. 2. Compare the detail sizes with yours, please allow slight error, due to manual measurement. Thanks for your understandings.You can easily carry and store it everywhere. You could save money and time greatly by doing nail art and DIY at home. Our cuticle nail bit is easy to use, perfect for beginners to use, you can easily remove nail polish and gel on nails and pedicures, reduce nail thickness, and file nails and remove calluses. Cuticle drill bits can not only be suitable for manicure, nail polishing, nail cleaning and care and exfoliation, but also can be used for smoothing nail edges, sanding, trimming, carving, thinning, removing dead skin, etc. Small and light weight, universal handle diameter is 2.35mm, suitable for most nail drill machines, easy to install. Using high quality corundum + electroplating material, it has excellent durability and cutting performance; corrosion resistance, high hardness, durable wear resistance, easy to clean, convenient and practical.