A vise, clamp, or "helping hands" tool. If you're joining two wires, our Soldering Splint is a great tool.

A pair of safety glasses (eyeglasses will protect your eyes, but solder spatter will damage the glasses).

Rosin-core solder wire (leaded or lead-free)

A tip cleaning tool (wet sponge or brass wire)

A fume extractor (if you're working indoors)

High concentration (>90%) isopropyl alcohol and a soft bristle brush (like a toothbrush)

A spudger, tweezers, and flush cutters