Valuable Nail Drill Bits Set: The package comes with a total of 360pcs sanding bands for nail drill with 4 sizes to distinguish size, 90pcs for each color, 80# 120# 180# 240#and 3pcs mandrel nail bits, various nail art needs can be met, manicures and pedicures are made easy with this nail drill sanding band set. Durable Quality: Supopular Efile sanding bands are durable,abrasion-resistant, and high in hardness. Material is highly durable and will not fall apart during use. It can be used in nails salons, beauty parlors, spas, and at home for manicures and pedicures. Widely Used: Our sanding bands for nail drill fit most nail drill machines with a size of 3/32",With this nail file sanding bands set,you can grind, engrave, smooth, route, remove gel nail dip shapes, sand, shorten and polish all nail arts, remove cuticles,or even trim nails. Portable Nail Drill Sanding Bands Kit :Storage boxes are provided to classify the sizes, which makes it easy to sort and carry,portable for taking it with you.Suitable for both home and salon use,if you're traveling for business, this is the perfect companion for nail art care tools. Customer service: If you have any questions or concerns, please feel free to contact us and we will provide professional and sincere solutions within 24 hours.