[ Grit Options ] Includes 4 cuticle ball nail drill bits option, the diameters of the sphere are: 2.3 mm, 3 mm,C/F, 4 mm

[ 3/32 inch shank ] - The diamond cuticle bit fits for most nail trimmer & electric manicure drill machine, works well in carving / grinding

[ Premium Diamond Ball ] These cuticle cleaner bits for nail file with fine surface that has optimum sdurability, heat resistant, corrosion resistant and anti-rust. Less messy, low dust during DIY nail art

[ Multifunctional ] The cuticle drill bits can be used to clean nail cuticle, remove dead skin & polishing, creating less dust with little friction and heat; Great gift for salons, DIY, home

[ Dust-free Storage Tube ] Pack in a plastic storage container, easy to store and carry