What tool is typically used to attach leads to diodes?

The tool that is typically used to attach leads to diodes is a soldering iron. This tool is essential in electronics for creating secure electrical connections. When attaching leads to diodes, the soldering iron heats up solder, a metal alloy that melts and flows to form a joint between the diode's leads and a circuit board or other wires. Once cooled, the solder solidifies, providing stable and conductive connections necessary for the diode to function properly in the circuit.

While wire strippers are used to remove insulation from wires, and pliers can manipulate components or wires, they do not create the necessary permanent electrical connections that a soldering iron does. A multimeter is utilized for measuring electrical properties such as voltage, current, and resistance, but it does not facilitate the physical attachment of components. Thus, the use of a soldering iron is crucial for ensuring reliable connections in electronic assemblies involving diodes.