1.Best quality and reasonable price 2. ISO9001 :2008 1.abrasive tools should ... materials Chilled steel, High-speed steel, High-carbon steel,Chromium corundumPAPink,rose-redSharp cutting, good edges holdout, durableSuitable for form grinding, knives, Measuring ... and Nonmetallic material, i.e.Our company supplystraight wheel,type 2 cylinder wheel,type 3 Tapered one side wheeltype 4 Tapered two ...