Prima PCB 01 - 450mm Cutting Blow Pipe with one Nozzle - It has a body made up of forged brass body and angle head for high strength and longer life. It has a balanced gas flow to prevent the backflow. It comes with a nylon seat valve for smooth gas tightness. It has a coloured control knob for easy to identify the gas line. It is commonly used in industries like automotive, repair and maintenance, offshore oil, general fabrication and ship offshore yards.