ndfeb magnetic ball 1)Certificate:ISO9001:2008 . 2)MOQ:5sets(216pcs ball/ ... ) 3)Lead time:7 days 4)Package:special box ndfeb magnetic ball : 1) Application of NdFeB magnet: Toys, package, Printer, Switchboard ... ) in hard disk drives, high performance motors, brushless DC motors, magnetic separation, magnetic resonance imaging, sensors, loudspeakers etc.2) The coating of NdFeB ...