Black Plated Tungsten ring core for inlaying and ring making
Available in 4 mm, 6 mm, 8 mm total width
Flat edge Tungsten blank with 2 mm groove width, total ring width 4 mm
Flat edge Tungsten blank with 4 mm groove width, total ring width 6 mm
Flat edge Tungsten blank with 6 mm groove width, total ring width 8 mm
Comfort fit inside, polished