DALLAS Single Offset Groove Tungsten Ring – 8mmDALLAS Single Offset Groove Tungsten Ring 8mm The subtle satin finish on this classic pipe cut Tungsten Carbide ring by Thorsten shows a sparkle of character, as well as, masculine sophistication and charm with its single offset groove and highly polished narrower edge. Engraving available! See Pictures for Details. Does Not Delay Order. Includes Thorsten Lifetime and Lifetime Sizing Warranty (excluding re engraving). Available in an 8mm width.