Tungsten carbide ring. | |||
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Tungsten carbide ring. Ed Pegg found a great source in China that makes and sells tungsten carbide rings, including custom-made shapes, for ridiculously low prices. Source: Ed Pegg Jr Contributor: Ed Pegg Jr Acquired: 4 September, 2007 Text Updated: 3 September, 2007 Price: Donated Size: 1" Purity: 97% | |||
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