... Certified. Vitrified bonded CBN/ Borazon Wheels for Double Disc Surface GrindingDouble Disc Grinding WheelsDouble disc grinding wheel is the removal of material from ... steel, bearing steel, carbon tool steel, spring steel, cast iron, sintered ferrous metal, etc.DW2752530540, 50, 7535550, 753808040030, 7045025, 35, 90632196710185 ...