Ferrite, Samarium Cobalt and AlNiCo magnets are usually uncoated because they do not rust/oxidise. Neodymium magnets are available uncoated but this is not common.
Uncoated Guy's Magnets Whiteboard / Fridge Magnets
No coating or electo-plating
Prices From:
$0.966
-
$5.519
Prices From:
$1.747
-
$5.519
