... Material: NdFeB permanent magnet3.Grade:Magnet N-( N35, N38, N40, N42, N45, N48, N50,N52), Magnet M-(35M, 38M, 40M ... the size and shapeaccording your requests----------------------------------------------------------------------------------------------------------------------2.Quality of magnet Most of our products have obtained ... transportation are available Nickel coating Neodymium disc Magnet