Feature: 1. With 75 sanding bands. 180# with a smooth surface to perfectly remove the natural nails and cuticles. 2. 120# help you quickly trimming and shaping nails. 80# can easily remove nail gel or artificial nails. 3. Made of high quality sandpaper, with high hardness, abrasion resistance, which will not fall apart during use. 4. The diameter of shaft is 2.35mm, suitable for most nail art machines to grinding, smoothing, shaping, and polishing nails. 5. Easy to use, you just need to insert the sanding bands into the shaft and different grit types have different grinding effects. 6. Can polish natural nails and artificial nails, remove nail powder and nail polish gel, etc. Specification: Item Type: Sanding Bands Material: Sand Paper, Metal Quantity: 25pcs Brown 80# + 25pcs Brown 120#+ 25pcs Brown 180# + 1pc Shaft Grit: Brown 80#, Brown 120#, Brown 180# Shaft Diameter: Approx. 2.35mm / 0.09in Sanding Bands Diameter: Approx. 1.3 x 0.8cm / 0.5 x 0.3in Usage: 80#: Remove gel or nail polish, also can be used to shorten acrylic or artificial nails. 120#: Can file nails and shape nail smoothly. 180# : Remove the cuticle on natural nails, please keep the nail drill at a low speed.. Package List: 25 x Brown 80# Sanding Bands25 x Brown 120# Sanding Bands 25 x Brown 180# Sanding Bands1 x Shaft1 x Storage Box Note: Please allow small error due to manual measurement. Thanks for your understanding.