The surface of the container is less contact with the bottom, so it is suitable for use with high rotations.
Contains an expensive samarium and cobalt (Smco) magnet inside, and an inert carbon mark (black) is marked for easy identification.
It is not only strong magnetic force compared to traditional alnico magnets, but also has less deterioration of the magnetic force, so it can be used for a long time.
Diameter x Total Length: 0.2 x 0.6 inches (5 x 15 mm)