Tungsten Wedding Ring Circuit Board Ring 8mm Electric Circuit Tunsgten Anniversary Band Rose Gold Black Mens Womens Promise Ring Mens Ring

Tungsten Wedding Ring Circuit Board Ring 8mm Electric Circuit Tunsgten Anniversary Band Rose Gold Black Mens Womens Promise Ring Comfort Fit TUNGSTEN CARBIDE Tungsten is hard and dense metal with high melting point. When it combines with carbon it transforms to Tungsten Carbide, one of the strongest, scratch resisting metals in a planet. It doesn't meant that Tungsten can not be scratch at all .It can be scratch by crystals found in rocks, diamonds or sapphires.Using this none metals...