ALUMINUM ALLOY: The jewelry casting pot is made of aluminum alloy, resistant to pressure and wear, has good heat dissipation. MAIN PURPOSE: Jewelry casting container specially designed for jewelry processing, used for DIY metal jewelry, convenient and practical. HEAT RESISTANT: The jewelry casting mold with excellent workmanship is safe and resistant to high temperatures, it can be used with confidence. CYLINDRICAL SHAPE: The jewelry crucible has a cylindrical design, is convenient to use and greatly improves processing efficiency. Specification: Item Type: Casting Sandbox Crucible Product Material: Aluminum Alloy External size: approx. 72 x 62 mm / 2.8 x 2.4 inch Internal size: approx. 64 x 62 mm / 2.5 x 2.4 inch Diameter of round hole: approx. 24 mm / 0.94 inch List of packages: 1 x cast crucible sandbox