Product details:

Cutting Tip, Series 1-218N, Tip Size 8, Gas Service Liquid Natural Gas, Tip Type GTB, Flame Type Medium to Heavy Preheat, Fuel Pressure 10 to 15 psi, Steel Thickness 12 In., MAPP Gas Silver Braze No, MAPP Gas Silver Solder No, MAPP Gas Soft Solder No, Oxygen Pressure 45 to 55 psi, Propane Gas Silver Braze No, Propane Gas Silver Solder No, Propane Gas Soft Solder No, Silver Solder Tube No, Soft Solder Tube Cap. No, For Use With Victor ProductsFeaturesPropane Gas Silver Solder: no - Flame Type: Medium to Heavy Preheat - Propane Gas Silver Braze: no - Silver Solder Tube: no - Item: Cutting Tip