Industrial Magnet Rare Earth Magnet Composite Ring Magent Permanet Description Neodymium rod magnets is one basic shape of Rare earth magnets and perment magnets its ... , N42, N45, N48, N50), Max working Tempt 80°C ;2 . Magnets M-(35M, 38M, 40M, 42M, 45M, 48M), ... , Magnetic tool Holdings, Receiver etc .Disc magnets or Neodymium Segment magnets have thefollowing important factors :Outer Diameter ,Inner ...