General description The 5pcs 10m Copper Wire Winding Wire is a high-quality enameled copper wire designed for various applications, including professional maintenance of precision electronics and crafting. With a purity of over 99%, this flexible wire is ideal for soldering and welding tasks. Technical specifications Material: Copper with high conductivity Line diameter: 0.1mm / 0.004 inch Length: 10m / 49.2 inch (Approx.) Usage Professional maintenance of precision motherboards (mobile phones, computers, laptops) Crafting and jewelry making Applications requiring tight insulation coils (transformers, motors, speakers, electromagnetic devices) Suitable for cable testing and breadboard jumper pins Other information Package contains 5 packs of solder wire