vitrified grinding wheel, cutting disc, resinoid grinding wheel for metal , stone , glass, ceramic , aluminium, stainless steel, vitrified wheels ... White, Pink Fused alumina, black and green silicon carbide, used for grinding metal, stainless steel, cast iron, cooper, marble and granite ... of metal or non-metal process.super thin cutting disc for needle, available size 180x0.5 to 0.8mmRubber control ...