Welding Nozzle Compatible Fuel Type Acetylene Tip Series W Compatible Torch Series 300 Drill Size 56 Tip Size 2 Minimum Welding Thickness 1/8 in Maximum Welding Thickness 3/4 in Minimum Brazing Capacity 1/2 in Maximum Brazing Capacity 1 1/2 in Compatible Manufacturer Victor Application Brazing Welding Compatible Torch Grainger Part Number 25DV27 25DV28 5KJ44 Compatible Torch Manufacturer Part Number 315FC 72L11 72L9 H 315FC WH360 WH360L Flame Type Brazing Long Cone