1、180# with a smooth surface to perfectly remove the natural nails and cuticles.120# help you quickly trimming and shaping nails. 80# can easily remove nail gel or artificial nails. 2、Made of high quality sandpaper, with high hardness and abrasion resistance, which will not fall apart during use. 3、35mm diameter shaft, suitable for most nail art machines to grinding, smoothing, shaping, polishing nails and cuticle removing. 4、Easy to use, you just need to insert the sanding band you have choosed into the shaft. 5、Effective polish natural nails and artificial nails, remove nail powder and nail polish gel, etc. 25 x Brown 80# Sanding Bands25 x White 120# Sanding Bands  25 x Black 180# Sanding Bands1 x Shaft1 x Storage Box Item Type: Sanding BandsMaterial: Sand Paper, Metal Quantity: 25pcs Brown + 25pcs Black+ 25pcs White + 1pc Shaft Grit: Brown 80#, White 120#, Black 180#Shaft Diameter: Approx. 2.35mm / 0.09inSanding Bands Diameter: Approx. 1.3 x 0.8cm / 0.5 x 0.3inUsage: 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.