The compact 6 piece set combines ergonomic handling with professional thermal conductivity, ensuring seamless compatibility across multiple soldering iron models while simplifying maintenance through easy cleaning copper surfaces Upgrade your soldering accuracy with 6PCS high conductivity oxygen easy copper tips, gold plated for oxidation resistance and suitable for 1115K / 100 irons essential welding tool accessories for excellent heat transfer and lasting durability Perfect for intricate PCB board repairs, crafting thermoplastic materials, or maintaining HVAC systems where portable powered tools demand heat stable replacement copper tips for consistent Ideal for electronics repair professional, enthusiasts, and industrial technicians requiring stable cordless soldering solution with quick changes tip functionality in workshop or on site environments Engineered with brass construction and multi functional cutting cutter designs, this nozzle set enables precise temperature control ( 100 450°C) for tasks including shaping, sponge trimming, and electronic foot welding applications, Manufacturer: JTQYFI