Sintered Ndfeb Neodymium magnets (XINFENG MAGNET Brands)Neodymium Magnetic Materials 1)Shape: Block,Ring,Disc,Arc,Cone,Tube,Round,Cylinder,Oval,Stick,Cube,Segment,Sphere Sphere etc2)Grade:N35-N52,N35M-N48H N33, N35, N38, N40, N42, N48, N50, N52 (M, H, SH, EH, UH) etc3)Certificate:ISO9001:2008;TUV1. Specification of Neodymium Magnets:Chemical..