How to connect the tattoo machine coil wire when it is broken?

1. First, pick out two sections at the breakpoint of tattoo machine coil wire, and gently scrape off the insulating paint at the end of the wire.

2. Secondly, choose a copper wire (or enameled wire) not thinner than it and weld it with a soldering iron.

3. Finally, wrap it with insulating sleeve or adhesive tape and restore it to its original position.