Sizes: Includes #80 coarse grit, #120 medium grit, #180 fine grit, and #240 ultra-fine grit files. Material: These nail files are made from high-quality material, offering high hardness, durability, and wear resistance, ensuring they won't easily detach during use. Application: The nail files can be used to create a smooth surface, polish shapes, remove gel nails, cuticle, or dead skin. Suitable for nail studios, beauty salons, spas, or DIY manicures and pedicures, they are perfect for beginners and professional nail technicians. The sanding bands fit most types of nail drills. Easy to Use: Simply attach the nail sanding band to your drill, and you're ready to go. These nail file accessories are lightweight and portable, allowing you to do your manicure anywhere and keep your nails smooth. Package Includes: 100/pack of Brown #80, White #120, Black #180, Rose Red #240 + one silver shaft: a set in a bag.