FASTTOBUY 6 KG Propane Melting Furnace Kit w Graphite Crucible and Tongs 1300°C /2372°F Casting Refining Smelting for Precious Metals Gold Silver Tin Aluminum 7-in-1 Melting Casting Tool is up for auction in Industrial & Scientific. The current bid is $10.50, 92% below the $129.99 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.