Detailed Product Description Product DescriptionMaterial Grade of NdFeB cylinder magnet: Magnet N-( N30,N33,N35, N38, N40, N42, N45, ... N48, N50,N52), working temperature:80 deg.Magnet M-(N33M,N35M, N38M, N40M,N42M, N45M, N48M,N50M), working temperature ...