... x 1/4" Thick BarStrong sintered NdFeB magnet block1)Raw materail:Sintered Neodymium-Iron-Boron (NdFeB ... N33SH-N42SH,N30UH-N40UH,N30EH-N35EH.3)Shape:Disc,block,cylinder,ring,bar,sphere,tile etc. ... Magnetic Properties of Sintered NdFeB MagnetsStrong sintered NdFeB magnet block1)Raw materail:Sintered Neodymium-Iron-Boron ( ... -N42SH,N30UH-N40UH,N30EH-N35EH.3)Shape:Disc,block,cylinder,ring,bar,sphere,tile etc. ...