Neodymium Motor magnet ring
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3D3DMotor magnet ring.
A ring of magnets arranged as you would find them surrounding the core of an electric motor.
Source: eBay seller emovendo
Contributor: Theodore Gray
Acquired: 11 March, 2009
Text Updated: 12 March, 2009
Price: $10
Size: 1"
Purity: 30%