Important Tips: To optimize the performance of our quartz ceramic crucibles, we recommend slowly heating them and applying borax glaze before use. Following these steps will not only yield the best results but also extend the longevity of the crucible, allowing you to maximize its value and effectiveness. Complete Set: This comprehensive set includes 3 crucible dishes in different size and 1 crucible tongs, providing all the essential tools for metal casting and melting processes. Whether you're working with metals, platinum, gold, silver, copper, brass, or alloys, our crucibles offer dependable assistance for various casting processes. Versatile Use: Whether you're a professional jeweler, hobbyist, or metalworker, this Crucibles For Melting Metal set is perfect for a wide range of metal casting applications, from jewelry making to DIY projects and metalwork. Convenient Design: The crucible tongs with stainless steel handle provides a comfortable grip for easy handling, ensuring reliable performance during high-temperature melting processes. The crucible dishes feature a convenient pour spout for easy pouring of molten metal, while the included tongs provide a secure grip for safe handling during the casting process. Quality Construction: Crafted from heat-resistant ceramic material, these crucibles are designed to withstand high temperatures up to 2500°F / 1317°C, making them suitable for melting various metals including gold, silver, copper, and more.