SMP-41 Air-Fuel. Pull the trigger to light the torch. Swirl combustion tip provides maximum heat and reduces brazing time by 30%. Safety trigger lock holds flame for extended periods and prevents accidental lighting. Pressure regulated with adjustable flame control valve. "Easy grip" handle made of high impact plastic for lasting durability. Replaceable brass tip for ease of cleaning or repair. 180º swivel tip for easy positioning. Can be used with MAPP® or propane without changing the orifice, tank CGA, 600. Trigger guard protects against accidental light-ups when not locked. U.L. Listed.