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20mm outer diameter x 10mm inner diameter x 5mm thick
Diametrically magnetised with polarities runnung 90 degrees opposite 2mm holes.
2mm hole through the diameter.
Excellent resistance to demagnetisation
Coated with three layers of nickel, copper and nickel to reduce corrosion and provide a smooth finish
These versatile high-performance ring magnets are diametrically magnetised which means their north and south poles are on opposite curved faces. They also have a small 2mm hole going through the diameter of the magnet. They are used in many everyday appliances such as vacuum cleaners plus motors, generators, rotor shafts and more.
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