Prouds Rings>Tungsten Carbide Matte & Black With A Blue Line Ring

Tungsten Carbide Matte & Black With A Blue Line Ring In Size W. Approximate Dimensions – 8Mm Width. Tungstenderived From A Swedish Phrase Meaningheavy Stonein Honour Of Its Weight And Strength. On Its Own Tungsten Is Brittle But When Chemically Bonded With Other Elements It Becomestungsten Carbidewhich Is Then A Metal Alloy With Superior Strength, Hardness And Durability. It Rates 9 On Themohsscale Of Mineral Hardness (With 10 Being The Hardest), It Is 3 Times Harder Than Titanium And Cobalt Chrome. All Designs Arecomfort Fitwith No Sharp Edges. They Will Not Rust Or Tarnish, Maintaining The Polished Finish For Many Years To Come.