Up to 2 inch wide flame, with separate control for the centre section. Full range from small to wide flame. Geared tilt control for precision placement. Specs: Separate controlled center fire. Precision needle valves. Surface mix. Suggested working pressures: 2-6 PSI Natural Gas or Propane and 7-15 PSI Oxygen. Use 3/8" hose. This model comes with an additional premix torch mounted to the side of the Rocket. The tips on this torch are interchangeable.