Diamond Vitrified wheels are used for grinding of solid carbide parts (punchs, gauges, rollers and others), PCD/PCBN cutting inserts, parts made of combination of carbide and steel.
You can see the diamond tool sharpening stone models suitable for use in dry process.
12A2/20º 4A2 12R4 4R4 4BT9 4ET9
6AA9 14AA1 14A1 12V2/20º 13V9 6A2