... to client's requirment); also call permanent magnet; strong magnet, neodymium iron boron magnet GRADE: N35,n38,N40,N42,N45,N48 ... ,N50,N52With various type of Size and shape,use for neodymium magnet motor, or for tyoys , etcShaped: Ring, Round Rectangle ... inchCoating: Ni-Cu-Ni, Zinc , Epoxy, without coatingApplication:Sintered NdFeB magnets are widely used in in mini-motor Permanent magnetic resonance ...