A. This nail art tool grinding set is designed for nail art enthusiasts and beginners, and it's a good choice for nail salons. B. The set includes various combinations of specifications, such as a 9-piece nail file set, a 3-piece file set, an 8-piece file set, a 6-piece file set, and an 11-piece file set. There are also options like 10 black nail files and 10 pink sponge files, which can meet different nail art needs. C. Its design is scientific and reasonable. Each tool in the set has been carefully considered and is easy to operate. Even beginners can use it with ease. It is made of relatively good-quality materials and can effectively perform operations such as nail grinding, dead skin removal, nail polish removal, and nail polishing, helping to create delicate and beautiful nails. D. Whether you're doing your own nails in daily life or serving customers in a nail salon, this nail art tool grinding set can play an important role, making your nails exude a unique charm. In addition, this product has an authorized private brand, and its quality is trustworthy. It's a helpful tool for people to do nail art.