Block Neodymium Magnet(9.5*7*5mm) We are experienced in magnetic field for many years. ... ,30H-45H,30SH-42SH,28UH-38UH and 30EH4) Shape: ring,block,disc,bar and so on;5) Size: according to customers ... ;6) Coating: Ni, Zn, gold, copper, epoxy and so on;7) Application:motors, sensors, microphones, wind turbines, wind generators, VCMs in ...