Diamond nail drill bit, “Bud” Pointed, 2.1*4.0 mm, Blue

Diamond nail drill bit is designed for cleaning the sinus between the side roller and the nail plate, as well as for treating the side rollers. Convenient for processing hard-to-reach places.

Head diameter 2.1 mm. 
Working part 4.0 mm. 
Form “Bud” Pointed. 
Fine grit "Blue"