Description:★12 Pieces rotary nail drill bits for nail care, storage in a plastic container case, keeping yur nail drill bits free from dust.★Different shapes and sizes drill bits will meet your various needs, including ball-shaped bit, pointed coned bit, drop bit, domed barrel bit and tree tapered bit.★12-style electric drill is used to finish and trim the edges of the nails, polish the surface of the acrylic nails and gel nails or remove excess glue, removing cuticles dead skins.★Professional 3/32inch shank diameter fits for most electric manicure nail files machine on the market, also suitable for processing wood, glass, plastic, metal, stone, ceramic tile, ceramics, etc.★Suitable for any professional manicurist or beginner, great for nail salons, beauty parlors, spas or personal manicure pedicures.Specification:Material: Carbide, Emery, Tungsten SteelShank Diameter: Approx. 2.35mm(3/32inch)Package Includes:12pcs/set Nail Drill BitsNote:Color may vary slightly because of the difference of display screens.Please allow 1-3mm errors due to manual measurement.Thanks for your understanding and attention, wish you a pleasant shopping experience!