GRS 004-489 Brass Channel Ring With Holes Sold by the Piece Saw Frames Regulator Type Fixed output

Regulator Type Fixed output

hard gold alloys

and a variety of pins and clamps

Brass center snap-on design for secure mandrel attachment

GRS 004-489 Brass Channel Ring With Holes Sold by the Piece Saw Frames Regulator Type Fixed outputThe GRS 004 489 Brass Channel Practice Ring is a precision made training blank designed for jewelers and stone setters to develop and refine channel setting skills. Made from solid brass, this ring features evenly spaced pre drilled holes sized for 3 mm stones, enabling consistent, repeatable practice without consuming precious metals or materials. Features Solid brass construction durable and well suited for practice and demonstration use Pre drilled