Victor TurboTorch 0386-0819 PL-8A Tip Swirl, Air Acetylene, Self Lighting increases the range of the torch kit with additional self lighting tips. All TurboTorch tips feature an orifice screw that can be easily removed for simple cleaning or replacement, extending the life of the tip. The process is Air Acetylene. The silver solder is 1/2-1 inch. The replacement orifice part number is 0305-0511 and the replacement tip 8A-TE. BTU is 2,520 and the tip size is 5/16 inch. Industrial applications include high capacity and HVAC. Gas flow is 7 at 14 PSI SCFH. Soft solder is 1-2 inches.