... consistence 4.low weight loss 1)material: sintered Nd2Fe14B magnets;2)grade: N35-N50;3)shape:ring, block, disc, ball, bar and ... ;4)size: according to customers' request;5)coating: Ni, Zn, gold, copper, epoxy, and so on;6)application: sensors, motors, rotors ... , magnet hooks, magnet holders, filters, automobiles and so on. Neodymium Magnets N35-N50