Victor 0381-0421 CA1352 Medium Duty Cutting Attachment features a forged brass head, spiral mixer blends oxygen and fuel, smooth cutting valve (pull type), and stainless steel tubes. There is a brass coupling nut and double "O" ring seal gives quick gas-tight seal tightening without a wrench. Overall length is 8 inches and weight of 13 ounces. Cutting Range is 6 inches. Tip series is 3. 180 degree head angle. Fuel gas usage is all fuel gases with the proper cutting tip.