(Pkg 5) Super Strong Neodymium N50 Rare-Earth Ring Super Magnet
Rare-earth Neodymium N50 ring type super magnet is 10mm diameter X 3mm thick with a 3mm hole in the center, and slightly concave (countersunk) on one side. Extremely strong with axial magnetizing direction. Chrome plated. Sold in a package of 5.