... low price, can be used widelysuitable for normal steel grinding, grinding, rough grinding, higher anti-pulls Intensity metal grinding as well, i.e. ... red Sharp cutting, good edges holdout, durableSuitable for form grinding, knives, Measuring instrumentGreen silicon carbideGCgreenOnly no harder than Boron ... Nonmetallic material, i.e. Leather cutting/splitting/skiving Machine Accessories-Grinding Wheel