Cutting Tip Compatible Fuel Type Natural Gas Propane Tip Series 106 Tip Size 4 Tip Design Two Piece Maximum Cutting Thickness 2 in Compatible Manufacturer Koike Finish Chrome Plated Flame Type Medium Preheat Kerf Width 0.11 in Maximum Cutting Speed 12.5 in/min Pressure Rating (Fuel) 4.3 psi Pressure Rating (Oxygen) 45 psi