... magnetTypeRare earth permanent magnetModelLN series, LNG series,LNGT seriesShapeU-shape CompositionAluminum, Nickel, Cobalt,IronCoatingZn, Ni-Cu-Ni, Ni, etcMax working ... 's LOGO on it. High quality, best service, fast dilivery.( U-shape AlNiCo magnets, cast alnico magnet, rare earth magnets)