Heating Tip, Compatible Fuel Type Acetylene, Compatible Torch Series WH200A, Tip Series ST600, Tip Size 71,750 BTU, Tip Design Tube & Head, Compatible Manufacturer Smith, Application Heating, Compatible Torch Grainger Part Number 2CZV7, Compatible Torch Manufacturer Part Number SW1, SW1A, SW1B, WH200, WH200A, Drill Size 56, Flame Type Multi-Flame, Heating Capacity (Acetylene) 71,750 BtuH, Maximum Fuel Flow Rate 50 scfh, Maximum Oxygen Flow Rate 50 scfh, Minimum Fuel Flow Rate 0 scfh