OGOSprill Universal Oxyhydrogen Gas Torch Flame Gun with 4 Copper Nozzles for 30-150L/H HHO Polishing Welding Machine The torch is especially developed for oxy hydrogen flame generator. It is advanced, reliable, safe and exquisite, which can be distinguished from imitated products. This special multifunctional torch enables users to operate with facility. It is made up of torch body, nozzle, valve, shelf and inner safety fitting.