What does a set of nail drill bits PROFESSIONAL for advanced users consist of?In PROFESSIONAL set for advanced you will find up to 7 pieces of nail drill bits. Each of them is marked with a colored tag, which informs about the gradation and the purpose of the particular nail drill bit.The set of nail drill bits PROFESSIONAL consists of: - Carbide nail drill bit for removing UV gel or gel mass; - Carbide nail drill bit SOFT for cuticles, which removes compound residue from hard to reach areas;- Diamond nail drill bit Cylinder NO. 01 for removing and cleaning epithelia around a nail;- Diamond nail drill bit FLAME NO. 02/S ,diamond nail drill bit FLAME NO. 01/H diamond nail drill bit Flame No. 00/S for cleaning and smoothing a surface between a nail and side shafts; NEONAIL Drill Bit Set Professional