This Prestolite POL #8 Air Acetylene Soldering Iron Soft Flame is perfect for your welding and soldering needs. This item fits Type 403 W Extr and is made in the United States. The brand, Prestolite, is known for producing high-quality welding equipment and accessories that professionals trust. The gas type for this soldering tip is Acetylene, and it is categorized under Business & Industrial, CNC, Metalworking & Manufacturing, Welding & Soldering Equipment, Welding Equipment & Accessories, and Welders, Cutters & Torches.