Suitable for Various Metals and Torch Applications: The crucible kit is versatile and proven to be suitable for torch applications on different metals; this feature makes it very convenient in a variety of gold, brass, bronze, silver, copper and alloy casting or melting scenarios. High Heat Resistance: This ceramic crucible has high thermal conductivity and is designed to withstand high temperatures easily; for better results, it is recommended to heat slowly in this quartz ceramic crucible, significantly improving durability and performance efficiency PREMIUM CERAMIC QUARTZ: Made of high quality ceramic quartz, this molten metal crucible is strong and efficient in heat conduction; it performs well in jewelry casting and stands the test of time; reliable and for jewelers and refiners provide convenience Set includes 4 sets: Each package includes 4 pieces of cauldron dishes and cups with whip handles, which means you are to change or increase your workload; this ensures that your work can continue unhindered and efficiently EXCELLENT MATERIALS AND DESIGN: This crucible bowl comes with a stainless steel handle for added convenience. Features sleek white cup and silver handles making it a stylish addition to working condition; Adds warning sign, Manufacturer: PokFhgur