Cutting Tip 1 Piece 1566 Size 1-1/2 Gas Service Liquid Natural Gas Flame Type High Preheat Steel Thickness 1-1/2 In. Fuel Pressure 3 to 5 psi Oxygen Pressure 90 psi MAPP Gas Silver Solder No MAPP Gas Silver Braze No MAPP Gas Soft Solder No Propane Gas Silver Solder No Propane Gas Silver Braze No Propane Gas Soft Solder No Silver Solder Tube No Soft Solder Tube Cap. No For Use With Oxweld Products