Features: Achieve precise heat insertions with this high conductivity brass soldering iron tip, ensuring uniform heat distribution for reliabled nut installations while preventing temperature related failures in electronics assembly and DIYer projects. Engineered with corrosions resistant brass construction, this soldering tool maintains good performances through extended use, ideal for professional technicians requiring welding equipment. Designed for electronics engineers, model makers, and hands on DIYer enthusiasts seeking efficient brass soldering tools for rapid prototyping or intricate repair tasks. Optimize workflow in workshops, production lines, or home labs with its multi size compatibility for heat insert nut, enabling seamless tool less switching between projects. The ergonomic handle minimizes hand fatigue during prolonged soldering , while the precise engineered tip accelerates heat transfer for time sensitive operations like PCB repairs or printer part assembly. Specifications: Component: Brass Size: Approx.102x5.5mm/4.01x0.22inch Package Includes: 1 Set Thermal Insertion Tool note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.