Torch Handle Compatible Fuel Type Acetylene Natural Gas Propane Propylene Torch Series 85 Hose Fitting Size B Inlet Connection Size 9/16 In.-18 Maximum Welding Thickness 1/2 in Inlet Connection Gender Male Inlet Thread Direction Left Hand Inlet Connection Type UNF Weight 16 oz Torch Style Harris Compatible Heating Tip Series 1390-B 1390-H 1390-HA J-63 Compatible Welding and Brazing Tip Series 1390 1390-N 23A90 Compatible Cutting Attachment 39-3F 72-3