Blue Cuticle Drill Bit 2.3, for cleaning the cuticle, it is ideal for removing the cuticle grown and cleaning the periungual groove, so you avoid the lifting/detachment of the gel or nail polish from the nail plate. Also, this type of drill bit can be used for the Dry/Russian manicure technique with great success. It is an indispensable product in the kit of any nail technician, and the material from which it is made gives maximum effectiveness and long-lasting resistance.