Neodymium magnets are some of the strongest commercial magnets available. Also available with a protective coating to prevent the brittle metal from chipping (EM-8621).
Size: 13 mm dia. x 5 mm. Plastic case included.
This product contains small magnets. Swallowed magnets can stick together across intestines causing serious infections and death. Seek immediate medical attention if magnet(s) are swallowed or inhaled.