Guy's Magnets 8 mm x 3 mm N52 high grade neodymium disk

+/-0.1mm manufacturers tolerance on any dimension Magnetised through the thickness so that one flat face is north and the other is south N52 is the highest grade which is widely available although the higher N55 grade is just starting to appear

Guy's Magnets 8 mm x 2 mm N52 high grade neodymium disk

+/-0.1mm manufacturers tolerance on any dimension Magnetised through the thickness so that one flat face is north and the other is south

Guy's Magnets 8 mm x 1 mm N52 neodymium disk

+/-0.1mm manufacturers tolerance on any dimension Magnetised through the thickness so that one flat face is north and the other is south