Red and black plastic coated neodymium disc magnet is a disc neodymium magnet with a unit two-tone plastic coating. With half-red and half-black color, such design is to identify the magnetic poles, the red half is the north-pole of the magnet,the black half is the south-pole of the magnet. Red and black (red/black) plastic coated neodymium disc magnets are used as magnetic pole identifier to identify the poles of other magnet. Red/black plastic coated neodymium disc magnets also used as whiteboard magnets in office or used as memo magnet(fridge magnets) at home.
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