... Thermal conductivity4 Suitable for grinding Hard alloy, Optical glass, vitrify, gem, agate, honing cylinder sleeve and other hard ... used widelysuitable for normal steel grinding, grinding, rough grinding, higher anti-pulls Intensity metal grinding as well, i.e.White ... cutting, good edges holdout, durableSuitable for form grinding, knives, Measuring instrumentGreen silicon carbideGCgreenOnly no harder ...