Melting Crucible Fused Silica 8.7oz Stone Setting These are made for designing

These are made for designing your own jewelry for lost wax casting

This is a new black velvet necklace bust combo display

5 x 12 mm (5/16" x 1/2")

4 mm) diameter mandrel

Melting Crucible Fused Silica 8.7oz Stone Setting These are made for designingNew Melting Crucible This is a new melting crucible This size is great for use with a melting furnace This is the best choice for gold, silver, bronze, etc Made of fused silica with clay bond for melting temperatures up to 2,500F (1,371C) Pouring spout measures approximately 3 8" (9. 5 mm) The outside measures approximately 3 1 2" x 3 1 2" (89 mm x 89 mm) Inside it measures approximately 3 1 4" x 3" (82. 5 mm x 76 mm)