Diamond 539418, ISO 199, medium, 5 pcs. / Set

ISO Fig. No. 277
Diameter: 0.23 mm
Head length: 5.5 mm

FG Piranhas own 3-layer diamond
Speed: 30`-300,000 rpm
 
This article is available in several versions.
There are following options available:

• superfine
• fine
• medium
• rough
• extra coarse

The selection here is "medium", also visible on the blue marking of the drill.