Tender For supply of blade,band saw, bi-metallic of aisi m42 to size 4100 x 34 x 1.1 mm thick 2/3 tpi with tooth material 8% cobalt & 10% molybdenum,tooth hardness 68-69 hrc & back mat erial high tensile tempered steel with 3.8 to 4.2 cromium & hardness 48-52 hrc. ]