Cutting Tip 2 Piece 6290NX Size 000 Gas Service Liquid Natural Gas Flame Type Medium Preheat Steel Thickness 3/16 In. Acetylene Pressure 5 to 15 psi Oxygen Pressure 15 to 20 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 Harris Products