Magnet Source 07003 Magnetic Disc, 3/4 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.