PMC Supplies LLC Ceramic Crucible Anhydrous Flux Tongs Graphite Ingot Mold Stir Rod Jewelry Making Precious Metal Torch Casting Kit Works with gold, as well as brass, silver, copper, aluminum, and more The 100 gram crucible can withstands temperatures up to 2500F Also includes anhydrous casting flux, a graphite stir rod, a gold combo mold, and a pair of whip tongs