Uniweld 71 welding handle has "A" hose connections and features front valves for convenient fuel and oxygen control. The handle and valve bodies are forged brass and the ball point valves are stainless steel. At 6" long and weighing only 1/2 lb. the ribbed handle offers comfort and superior control. The following tips will fit the 71 handle: (Welding/Brazing tips) Type17 sizes 000 - 7, (Rosebud tips) Type17-15/Type17-30, (Heating tips) Type28 sizes 2 - 8.