Electric plasma cutters; Electric screwdrivers; Electric soldering apparatus; Electric soldering irons; Gas cutting guns; Gas welding guns; Paint spray guns; Plasma cutting machines; Power-operated spray guns; Power-operated staple guns; Soldering apparatus, electric; Spray guns for paint; Spray paint systems comprised of pumps, pump controllers, nozzles, tubing and valves; Spraying machines; Welding electrodes