Enhance your high-temperature melting projects with this professional 4-piece Quartz Crucible Set, designed for precision, durability, and safety. Crafted from premium quartz material, these crucibles can withstand extreme temperatures up to 2,800°F (1,537°C) without cracking or distortion, making them ideal for melting metals and alloys such as gold, brass, bronze, silver, and copper. The set includes three quartz crucibles in varying sizes (100g, 150g, and 250g) to accommodate different melting requirements, along with a sturdy stainless steel crucible tong for secure handling. Key Features: · Premium Quartz Construction: Each crucible is made from high-quality quartz, offering exceptional thermal resistance and durability for safe and stable melting operations. · Multiple Sizes Included: Three crucibles weighing approximately 100g, 150g, and 250g provide versatility for various melting volumes and applications. · Secure Crucible Tongs: The included stainless steel tong features a reverse clamping handle that firmly holds the crucible in place, ensuring safe and easy pouring without accidental slips. · High Temperature Resistance: Capable of withstanding temperatures up to 2,800°F (1,537°C), this set is suitable for melting a wide range of metals and alloys. · Wide Application: Perfect for jewelers, metalworkers, blacksmiths, and chemical refiners, this crucible set supports diverse professional and hobbyist melting tasks. · Care Tips for Longevity: To maximize performance and extend the lifespan of your quartz crucibles, it is recommended to heat them gradually and apply a borax glaze before use. Specifications: · Material: Quartz Crucibles, Stainless Steel Tongs · Crucible Sizes and Weights:  - 250g (8.8 oz): 7.5cm (2.95in) width x 2.5cm (0.98in) height  - 100g (3.5 oz): 5.5cm (2.17in) width x 2.2cm (0.87in) height  - 150g (5.3 oz): 6.2cm (2.44in) width x 1.8cm (0.71in) height · Crucible Tongs Length: 25cm (9.8in) Package Includes: · 3 x Quartz Crucibles (100g, 150g, 250g) · 1 x Stainless Steel Crucible Tongs This Quartz Crucible Set combines high-quality materials with practical design, providing a reliable and versatile solution for your melting and refining needs. Its robust construction and user-friendly tongs ensure safety and efficiency, making it an essential addition to any professional or personal metalworking toolkit.