?Wide Application?Depvko nail file drill bits set is appropriate for nail salons, beauty shops, spas, DIY home nail art, manicures, pedicures, natural nails as well as artificial nails. It is a helpful tool for any manicurist or a beginner. Also, it is the best gift for ladies, letting them save lots of time and money on manicures. ?3.1MM Mandrel Drill Bit for Easy Use?Equiped with 2pcs small mandrel nail bits, which are suitable for most 3/32" nail drill machines, and used for grinding, smoothening, shaping, shortening, and polishing for all nail arts as well as cuticle removal. Just select a small sanding band on the small mandrel drill bits, and apply gentle pressure to the surface of the bed. ?Various Grit Options?120# helps you to prep the nail quickly, file the nail sidewalk, shape, and smooth. 180# comes with a smooth surface, and it will be perfect on the natural nail and cuticle with your file's low speed. 240# helps you smooth and polish your nail surface to shine. ?Durable Material for a Long Time Using?These mini sand bands for nail drills are made of upgraded 1.5mm thicker sandpaper, which is durable, abrasion-resistant, and high in hardness so that the mini sanding bands will not fall apart and provide long-lasting use. (Please note the sanding bands are consumables, so it is normal for some wear and tear after one-time use.). ?Smaller Diameter for Precise & Safety Nail Shaping?Small sanding bands are designed for smaller nail plates and provide optimal finesse when preparing the gel underside or working on petite nails. Whether you need to file the edges, shorten the length, or shape the surface of the nails, this set provides the necessary precision and control and has no harm to the skin around the nail plate. ?Upgraded 3.1MM Small Sanding Bands Set?Quantity: 120 pcs | Color: Pink | Grit: 120 Medium | Mandrel Shank Size: 3/32'' | Direction: Two-Way Rotation | User: Beginner, Experienced, Nail Tech, Salon, etc.