HarrisĀ® 1501250 Cutting Tip, Size: #3, 4 oz - 2 psig (Low), 5 - 15 psig (Equal), Oxygen: 45 - 60 psig, Flame Type: Medium Preheat, Gas Service: Natural Gas, Propane, Cutting Thickness: 2 - 3 Inch, #48 Orifice