Black ring bur for surface texture, diam 2,5 ( X5 )
Reference : FD 205
This bur is used by Gérald Ubassy only to achieve the surface texture, it is a part ok Kit Special Ceramic.
Galvanized diamond bur on nickel support - coarse grit round end taper.
Rotation speed 45,000 rpm.
It allows to create deeper growth lines .
See "Tips and Tricks", Tips n° 69, 70