... of all metals 2780°C9 Mohs hardness scale, second to diamonds at 10The only metal that can be permanently polishedCommonly Used ... bracelet,tungsten bracelet black,tungsten bracelet black,tungsten carbide bracelet,gold bracelet,silver bracelet,original tungsten magnetic bracelets,tungsten ceramic bracelet,tungsten bracelets men,tungsten gold bracelet,tungsten bracelet ...