Ferris #12 Red Sprue Wax -1/4", 3/8", & 1/2" Diameters-1 lb Boxes 24" Lengths Diameter:3/8" (9.52mm) Wide temperature range suitable for

Wide temperature range suitable for vulcanizer applications

Optional use with Forming Mandrel Set 143

Available in seven base sizes: 8–20mm

The high-profile design showcases square stones beautifully

Suitable for cutting gold and silver rings on or off the finger

Ferris #12 Red Sprue Wax -1/4", 3/8", & 1/2" Diameters-1 lb Boxes 24" Lengths Diameter:3/8" (9.52mm) Wide temperature range suitable forSoft red sprue wax for building sprues and runners in lost wax casting, formulated to flex easily while still supporting complex wax patterns. Ferris #12 red sprue wax is the best selling sprue wax on the market. Sprues bend smoothly between your fingers and stay exactly where you place them on the tree. Features Softest sprue wax grade in this range for easy bending and gating. Very flexible formulation that still holds heavy wax patterns securely in