All Sizes Neodymium Magnets Big & Small Very Strong Disc's Cube 10mm 8mm 20mm
N numbers range from N27 - N52. Very Small but Strong Mini Neodymium Magnets. Neodymium is about as common as tin or lead. Neodymium Magnets. Disc & Cube. Never allow magnets to jump together or to jump to steel as they will likely shatter.