Crafted for medium-duty applications, this heating nozzle is ideal for a variety of tasks including industrial and general fabrication, as well as repair and maintenance work. Designed with a tip size of 4 in the MFA-1 series, it is compatible with acetylene and hydrogen fuel gases, providing versatility for light fabrication and structural steel projects. Constructed from durable copper and brass, this nozzle ensures reliable performance under demanding conditions, making it an essential tool for professionals in the welding and fabrication industries.