The required outer sheath is available as Otto Frei part number 134
Part # Metal Ball Diameter 202-812PO Yellow Gold Filled 6
mirror finish on non-ferrous jewelry metals as well as titanium and steel alloys
and those working in wax fabrication
Ideal for wire wrapping
Ferris File-A-Wax 3-1/2" X 3-1/2" X 1-3/8" Bars - 1/2lb Hardness:Gold-Harder The required outer sheath isFerris File A Wax Carving Wax bars are the preferred choice of master carvers for lost wax casting models. Ideal for rings, cuff links, pendants, medallions, and much more, these wax bars can be easily sawed, carved, drilled, milled, and turned on a lathe. Each bar burns out cleanly from investment molds, withstands rough handling, and will not soften in the hands. All formulas share an approximate melting point of 240F. Must be burned out of