Full Copper Propane Torch Head Pencil Flame MAPP Spray Torch Nozzle High Temperature Heating Gas Welding Torch Gas Torch Flame Gun for Soldering/Brazing. Features: Solid Brass Construction for Gun Body, Pen-Style Flame, Designed for Valve Cylinders, Entire Body Crafted from Pure Yellow Brass, Versatile Applications for Welding, Sheet Metal Work, High-Temperature Heating, Charcoal Ignition, Cooking, Sterilization, and More.