... 42H, 45H), Max working Tempt 120°C ;4 . Magnets SH-(30SH, 33SH, 35SH, 38SH, 40SH, 42SH), Max working Tempt 150°C ; ... 5 . Magnets UH-( 28UH, 30UH, 33UH, 35UH, 38UH), Max ... hardware holder, Magnetic tool Holdings, Receiver etc .Disc magnets or Neodymium Segment magnets have thefollowing important factors :Outer Diameter ,Inner Diameter ...