Vintage MWA Brass Oxy Acetylene Gas Welding Cutting Metal Torch Tool No Nozzle. This cutting tool is perfect for metalworking and welding. Made of brass, it is durable and long-lasting. The MWA brand is known for producing high-quality tools. Compatible with acetylene gas, it is versatile and efficient. This vintage tool is a great addition to any metalworking or welding collection.