Make Your Own Gold Bars Lot of 6 #10 Mabor 2-3/8" Gold Assay Cupels

Lot of 6 - # 10 Mabor Cupel 2-3/8" Gold-Assay-Smelting-Refining-Melting-Cupels

Lot of 8 - # 8AM Mabor Cupel 1-3/4" Gold-Assay-Smelting-Refining-Melting-Cupels

Borax Flux 1/2 Pound Melting Gold Silver Crucible Glaze Jewelry Casting 8oz