Staleks - Carbide nail drill bit cone blue EXPERT head diameter 6 mm / working part 14 mmStaleks professional nail Tools, are premium quality tools, made in Ukraine. They use the highest quality of materials making it every nail techs dream to work with. Diamond nail drill bit flame red EXPERT head diameter 2,3 mm working part 10 mm Key features Carbide nozzle for hardware manicure pedicure. Blue notch of medium hardness. Cone shape is for correction of the artificial nail, removal of artificial material, and processing of the skin of the