1.Bar magnet,magent,Bar,magnet bar 2.Certificate:ISO9001:2000 1.Bar magnet,magent,Bar,magnet bar2.Certificate:ISO9001:20003.Outside material:Stainless pipe ... 300mm,400mm500mm or according to your design;6.The surface magnetic field from 7000Gauss to 13000Gauss7.We could manufacture the ... Copetitive prices with high quality;Our mass of the NdFeB magnetic bar are exported to other countries every month.