The abrasive wheel of type VB-ID8 is intended for sharpening the cutting surfaces of carbide-tipped circular saw blade teeth on Vollmer Biberach grinders of the following types: CHC, CHCB, CHP, CE, CEP, CEN, CHM, CB, CC, CHHT, CHT, CHTS, CNHB, and CX (with a Ø125mm wheel), and it is also used for sharpening on the CHD grinder (with a Ø200mm wheel).