Magnet Source 07002 Magnetic Disc, 1/2 in Dia, Charcoal Gray

Ceramic magnet discs are also known as ferrite magnets, these powerful discs work well for small and medium-sized projects. The top selling sizes of discs (1/2 in, 3/4 in and 1 in) are made from the highest grade of ceramic magnet material available, giving them unbeatable pull strength.