The VB-ID8 type abrasive wheel is intended for sharpening the rake faces of carbide-tipped circular saw teeth on Widma grinders of types: BS 700, HKS 700, HKS 700/H-1, HKS 800, Unimat (abrasive wheels with diameters Ø100 and Ø150) and for sharpening on grinders of types: HKS 700/H-III, HKS 750, Optimat (abrasive wheel with a diameter of Ø125).