Smith Equipment SC60-1 Cutting Tip, 2-Piece, Series: SC60, Size: #1, Flow Rate: Oxygen: 85 scfh (Cutting), 38 scfh (Preheat), Fuel: 9 scfh Propylene (Preheat), Pressure: Propylene: 10 psig (Preheat), Oxygen: 40 psig Regulator/Torch (Cutting), 10 psig (Preheat), Flame Type: Medium Preheat, Gas Service: Propylene, Cutting Thickness: 5/8 Inch, Cutting Width: 0.08 Inch, Cutting Speed: 17 in./min.