20mm x 3mm (Hole) x 3mm Neodymium Ring Magnets
Dimensions: 20mm OD x 3mm ID x 3mm thick Tolarence: +-0.3mm Shape: Ring Magnets Material: Neodymium Magnets, NdFeB Magnets, Grade: N35 Plating /Coating: Ni-Cu-Ni (Nickel) Magnetization Direction: Axial(Poles on Flat Ends) Hole type: single hole Max Operating Temp: 176ºF (80ºC) Ages:7+ ages, both for kids and adults
This magnet is a 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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