Welding Nozzle Compatible Fuel Type Acetylene Tip Series W-1 Compatible Torch Series 100 Drill Size 53 Tip Size 3 Minimum Welding Thickness 3/16 in Maximum Welding Thickness 3/4 in Minimum Brazing Capacity 3/4 in Maximum Brazing Capacity 1 3/4 in Compatible Manufacturer Victor Application Brazing Welding Compatible Torch Grainger Part Number 5KJ42 Compatible Torch Manufacturer Part Number 100 FC 100FP 103-01FP WH350 Flame Type Brazing Long Cone