22.5mm x 6.5mm (Hole) x 18mm thick., Neodymium Ring Magnets
Dimensions: 22.5mm OD x 6.5mm ID x 18mm thick Shape; Ring Magnet Tolarance: +- 0.3mm Material: Neodymium magnets, NdFeB Magnets, Grade: N52 Plating /Coating: Ni-Cu-Ni (Nickel) Magnetization Direction: Axial Hole type: single hole Max Operating Temp: 176ºF (80ºC) Ages:12+ ages, both for kids and adults
This magnet is a very very strong and sturdy neodymium ring magnet Circular. Disc Magnets can be fixed in place using adhesive or can be pushed into circular drilled holes in wood or plastic, many new packaging designs use Neodymium magnets cleverly trapped behind lamination of cardboard to provide invisible closing mechanisms for folders, gift boxes, name badges and even greetings cards than stick to your refrigerator!
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