... raw materialWidely used for measuring tape, building tool, automobile clutch friction plate, band saws65Manganese grade materialThickness: 0.08-5.0mmWidth: 10-350mmHardness: 46 ... -48HRVSlit, annealed, polished, temper, oiled craftsEdge: trimmed edge, round edgeColor: white, blue, yellow,Widely used for automobile clutch ...