Works with Gold, Brass, Silver, Copper, Aluminum, and more! Ceramic crucibles can withstand temperatures up to 2500°F - 1371°C. Ideal for use with our fly-nut style adjustable tongs. Dimensions: Outer Diameter: 3", Outer Height: 1-5/8", Inner Diameter: 2-3/8", Inner Depth: 13/16", Weight: 9 oz, and Holds: 7 oz.
Please contact us with any questions. Thanks for looking!