3D printers; Autogenous soldering machines; Cemented carbide tips; Electric powered soldering irons; Electric soldering apparatus; Electric soldering irons; Electric sweepers; Electrical juice extractors for fruit; Gas-operated soldering irons; Hand-held vacuum cleaners; Screwdrivers, electric; Soldering apparatus, electric; Soldering irons, electric; Soldering lamps; Welding torches