Ring Reducing Plate Casting Machines & Equipment this unit is effective for

this unit is effective for filtering fumes from all plating processes

which are no longer in production

4 mm) in size

Includes soft leather case and cardboard box

Compatible refill material available separately (Quatro NC-BPC / Otto Frei 147

Ring Reducing Plate Casting Machines & Equipment this unit is effective forThis high quality, double sided reducing plate features sixteen openings eight per side and is smoothly polished to prevent marring of precious metal bands. Each hole shares the same starting diameter but offers a different taper on each side, giving you 16 distinct reduction choices from a single 8 hole plate. The primary application for this reducing plate is the slight size reduction of plain round precious metal wedding bands in gold or platinum.