This High-quality 25 Watt Soldering Iron heating Element has fast heating efficiency and long service life. It can be a good replacement for your old 25 Watt solder Iron heating part. Soldering iron tips are made of a copper core plated various metals including iron. The copper is used for heat transfer and the other platings are for durability. Copper is very easily corroded, eating away the tip, particularly in lead-free work; iron is not.
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