Feature: 1. Flexible and Lasting: These copper material soldering wires are glossy and convenient to work with, ensuring no cracks or flaws, making them the must have for all your jewelry making or crafting needs. 2. Ideal Melting Point: These copper solder wires are known for their low melting point, making them ideal for melting and soldering applications, whether you are working with gold, silver, or other metals. 3. Convenient and Portable: Lightweight copper solder wires can be easily carried in your tool bag to your workplace. Suitable for creating jewelry at home or outdoor travel, making it incredibly convenient. 4. Multi Purpose Usage: Our flexible solder wire is not only suitable for jewelry making, but also for repairing damaged jewelry, electronic products, and other metal products. Broad usage to meet all your needs. 5. Specifications: This kit provides 4 jewelry solder wires with different specifications of 0.5mm, 0.7mm, 1.0mm, and 1.5mm. You can choose and use them according to your needs to meet more requirements. Specification: Item Type: Solder Wire Product Material: Copper Use: The solder wire can be served not only for making jewelry, but also for repairing damaged jewelry, electronic products, and other metal products, with wide applications to meet your needs.. Package List: 4 x Solder Wires