Variety of Sizes: The set includes 6 high-impedance soldering iron tips with 3 different metal head sizes: 1.5mm, 2mm, and 2.5mm (2 tips for each size). Premium Alloy Material: Crafted from chrome-nickel alloy for exceptional performance. Features high electrical resistance, heat resistance, non-bending, non-softening, non-oxidizing, and low carbon at high temperatures. Outstanding Bending Resistance: Withstanding temperatures up to 600 degrees, these tips remain as sturdy as non-heated ones. Superior bending resistance compared to tips made from traditional heating wires, especially at temperatures up to 800 degrees. Ideal for DIY Projects: Perfect for a range of DIY projects, including large-scale rendering, precise detailing, and creating uniform li.