Crafted from copper, the torches handle features a 3 / 8 " 24 A hose fitting compatibility, excluding double hoses with 9 / 16 " 18 Type B fittings, and is specifically designed for use with acetylene tanks ( CGA 200) and industrial oxygen tanks ( CGA 540), not disposables This lightweight 4 piece welding torch set superior compatibility with W J welding tips, ensuring effortless handling and enhanced portability for efficient welding tasks, making it an essential welding accessory for professional Perfect for welding applications in workshops, construction sites, or automotive repairs, this copper torch set enables safe and accurate operations in demanding industrial or home based environments Ideal for professional welders, DIYer hobbyists, and metalworkers, this welding torch set caters to users seeking high tools for precise metal fabrication and repair projects With its robust copper construction, this welding equipment delivers excellent heat resistance and longevity, providing dependable that enhances any welding toolkit for consistent results, Manufacturer: Arecobticy