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The World's First Hard Metal Rings
Permanently Polished ® Metal
TrewTungsten® Hard Metal is a special type of Tungsten Carbide, the world's hardest metallic substance. Bands made of this high tech metal will retain a polish longer than any other metal; it measures between 8 and 9 on the Mohs hardness scale. Sapphire; the hardest of the colored gemstones is 9 on the Mohs scale. Fine Swiss watch makers have used a similar type of Tungsten Carbide in their wristwatches for nearly 40 years.
Please note: Tungsten has no relationship with Steel or Titanium
Call 877-88LEWIS for more information
