Tender For supply of input pinion shaft (part no. -100) for main reducer gear box coal mill type-splhg/b ratio 12: 458: 1 , clean out conveyor gear box against sr no-ch/04683 , main drive gear box type-spl-hwg/b ratio 138. 9: 1, sr no-jh/01916 , out put shaft of coal feeder main drive gear box (part no: -52) drg no: np0140030012