Has sharp, natural diamond grit that conforms to ISO specifications for medium diamond grit-120-200 mesh/125-180 micron. 1.0mm head dia., .8mm head length, 2.35mm (3/32") shank.
Has sharp, natural diamond grit that conforms to ISO specifications for medium diamond grit-120-200 mesh/125-180 micron. 1.8mm head dia., 1.6mm head length, 2.35mm (3/32") shank.