?Multi Functions?: It can accomplish various professional nail art , such as grinding, carving, smoothing, engraving, routing, sharpening acrylic nail, sanding, polishing nail, removing gel nail dip powder poly nail gel and so on, suitable for nail salon, beauty shop, spa or DIY home nail art, it is a great tool for professional manicurist , nail beginner and nail art enthusiasts. ?3.1mm Small Mandrel Bit?The small nail drill bit is suitable for most 3/32" nail drill machines, quality stainless steel material ensure good durability and stability, it is easy to insert into nail drill and stays steadily. ?Refreshing Colour and Exquisite Appearance? The colour of this nail sanding bands is green, you will feel comfortable and relaxed when you see this green fine grit sanding bands. It is summer now, green colour goes well with summer. the sanding bands is exquisite and compact, comes with a transparent storage box, pretty convenient to carry. ?Premium Material?The nail sanding bands are made of upgraded 1.6mm thicker sandpaper, harder and more durable , won't fall apart during use, provides perfect finesse when preparing the underside of gel extensions or working on petite nails. It is easy to control during nail grinding shaping and won't harm to the skin around nail plate. ?Small Nail Sanding Bands?80pcs #240 grits mini sanding bands come with 1pc 3.1mm small mandrel nail bit, bring you a safe and soothing nail art experience when nail tip extension preparation, cuticle cleaning, and natural nail polishing and shaping.