Electromag Devices Pvt Ltd , Chennai, (MFRS : RARE EATH/FERRITE/ELECTRO MAGNETIC EQUPT OBMS, SUSPENDED MAGNET MAG, PULLEY, DRUM MACHINE, PLATEMAGNET HUMPS, CHUTES, GATES, GRIDS, FERROUS TRAPS, FUNNEL FILTERS, INDUCED ROLLS LIFTING MAGNETS CIRCULAR RECTANGULAR)