Features: Crafted from high temperatures honeycomb ceramics materials, this jewelry soldering board ensures heat insulation and thermals resistance for safe metal joining in delicate jewelry fabrication. The copper reinforced ceramics welding plate features sturdy hexagonal structure that combines portability with heat distribution efficiency. Designs for professional jewelry and crafting enthusiasts working with metals like silver, gold, and copper in intricate jewelry repairs and creation. Addition for work in studio setting or home workshops, providing heat management during soldering, annealing, and metal forming processes. This multipurpose ceramics welding plate set maintains materials integrity through oxidation resistant properties, offering multiple working for diverses jewelry making applications. Specifications: Materials: Copper Size: 13.7x9.7cm/5.39x3.82inch Package Includes: 1pc Ceramics Welding Board Set note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.