Tungsten ring core, polished top and polished comfort interior.
6mm total width, Approx. 2.3-2.4 mm thick , Comfort fit interior
8mm total width, Approx. 2.3-2.4 mm thick , Comfort fit interior
Flat top with no inlay groove, perfect for ring makers wanting to customize the channel to any requirement, or laser engraving a blank canvas.
No need to make the core from scratch, all that's required is a channel and a little finishing afterwards and these become custom cores.
Tungsten carbide, sizes 4-17 available