Types:Sintered NdFeB Grade:N35-N50,35M-48M,33H-42H,35SH-45SH ... :Nickel,Zinc,Expoy,Gold and etc. Shapes:disc,cylinder,sphere.block,ring,and ect. Package:carton or according ... ,Trading companyProduct/Service:Rare earth magnet,Neodymium magnet,NdFeB,Motor Magnets,Strong Magnets,Permanent Magnets,Flexible Magnets,Sintered NdFeBNumber ... offered,Design Service offered,Buyer label offered Permanent Magnet rings