Best Built BB1S Inside-Outside Ring Engraver Silver Metals You will need an oxygen

You will need an oxygen regulator (B-connection) and a fuel gas regulator (B-connection) matched to your chosen fuel

Universal Design – Compatible with most jewelry steam cleaners that use a 1/4" fitting

Measuring 2

411T with traditional concave geometry for a more rounded prong profile

Best Built BB1S Inside-Outside Ring Engraver Silver Metals You will need an oxygenThe Best Built BB1S is a fully computerized ring engraver designed for both inner and outer ring surfaces. Built around Windows based software and laser alignment technology, it delivers precise, repeatable engraving results on standard and comfort fit bands alike. Its lightweight aluminum construction and reduced operating noise make it a practical upgrade from manual engraving machines for professional jewelers. Features Engraves inside ring