Power-operated angle grinders; Blow torches, namely, gas operated cutting torches; Welding machines, electric; Welding apparatus, gas-operated; Soldering blow pipes, gas-operated; Gas-operated soldering irons; Gas-operated blow torches; Electrodes for welding machines; Electric soldering apparatus; Electric powered soldering irons; Electric arc welding apparatus; Electric arc cutting apparatus; Soldering lamps; Gas welding guns