The soldering tips are simply made from thick copper wire sculpted into the correct shape. There are advantages to using a soldering iron like this, for example they are pretty durable and will ...

which depends on a little prep work to end up only slightly more complex than soldering to copper. A typical way to make a reliable electrical connection to aluminum is to use a screw and a wire ...

It comes as wire on a spool ... called a soldering iron (or soldering gun). Soldering is most commonly used to join wires in ...