... 1or 2Max. Speed: 72m/s---80m/s Usage: Polish and Cut metal, stone, stainless steel, parcelain and granite etc.The product ... strengh. It is used in various metals extensively with nonmetal cut and produce material, is quick, easy and fast, econmic. High ... Grinding Wheel Factory is Your Best Choice! 14'' Cutting Disc, Cut off wheel for stainless steel