This is a ring Neodymium magnet with a very small inner hole, only 1mm, 5mm outer diameter and 1mm thickness. It is an ultra-thin, small, flat and powerful magnet with precise tolerance. You can choose the magnetic performance grade and appearance color you need, which can be used for precision electronics, instrumentation, optics, digital products, etc. If you need quotation, please send an inquiry, thank you!
Inner hole 1mm ultra-small magnetic ring 5x1x1mm physical sample size display;