1. RCYA Magnetic Iron Remover is Non-maintaining 2.it have strong magnetic force 3.longe-lived , installs simply ,easily use --1.RCYA series hanging permanent-magnetic iron removerr adopts high rectify strength inside, the special permanent magnet " neodymium and iron boron " of the high remanence make up compound magnetic system. --2.It has many advantages ,such as Non-maintaining , magnetic ...