... spot, burnish casting burrs, flash, and for repairing defects on metal surface Features:It is durable,shap,high efficient and ... :It is suitable for polishing and grinding all kinds of metal and normal steel,like steel pipe,steel bar,the ... edge of steel plate, steel weld dregs,and etc.We can made all the grinding wheel and cutting wheel and so on as ... .P.M.28/50/139×25×25 samll wheel metal cutting disc