PMC Supplies LLC Basic Kwik Kiln Propane Metal Melting Furnace Set II Mini Gold Gas Furnace Melt Melts Gold Silver Copper 5-10 Mins Made in the U.S.A Requires 2 standard propane bottles (not included) Includes kiln, anhydrous borax, a pair of tongs, and 2 graphite crucibles Also melts silver, copper, aluminum, brass, and other precious metals Melts 2 to 5 ounces of gold