#4-6 Kg ProCast Foundry Clay Graphite Crucibles Cup Furnace Torch Melting Casting Refining Gold Silver Copper Brass Aluminum ProCast by PMC Supplies #4 - 6KG Foundry Crucible With Pour Spout Designed for Melting Gold, Silver, Copper, Brass, Aluminum, and more Outside Dimensions - 5.25" Dia. x 5.75" Length - Inside Dimensions - 4.25" Dia. x 5" Depth Fits a Soda or Beer Can!