Solder And Soldering Iron Tip On A Red Background Stock Image

This particular type of soldering iron tip is useful in a wide variety of applications. The slanted knife edge K for knife allows for point soldering, drag soldering and fixing solder bridges. However, because it is wide, it can become slightly unwieldy to do point soldering in confined areas although not impossible. ... You should never use an abrasive such as a file or sand paper on a soldering tip. This removes the thin, protective nickle coating and exposes the copper core. The soldering iron will then oxidize almost instantly when you heat it up, and you will be back to where you were before.