This is a 5mm diameter, height of 3mm round ferrite magnet, belongs to the category of miniature small round magnets, all the same grade, the magnetism is not as strong as neodymium magnets, but it is better than high temperature resistance, the price is cheap, it can be mass-produced, and it is widely used in precision electronics, sensors, toys, handicrafts, etc., no matter what you are again in the United States, Spain, the United Kingdom, Germany, Japan, Canada, Holland, Australia, Turkey, etc., we can supply them all.
Other materials 5x3mm round magnet;