ESAB® Oxweld® Internal 1566 Series Size 8 Two-Piece Natural Gas/Propane Nozzle has a capacity to cut metal of 8" thick. High-speed tip having a cutting speed of 4- 6 inches per min features cutting oxygen/preheat oxygen/fuel of 90/30 - 60/5 - 10 PSIG. Tip consumes total oxygen/fuel of 670 - 690/20- 25 CFH.