Specification Brand : TywelMaster BulletPoint1 : Ultra flame provides maximum heat output for large diameter soldering, brazing, heat treating and light welding. Temperature can reach 1650 Celsius Degree BulletPoint2 : Temperature can reach 1650 Celsius Degree. (Flame temperature can reach 2200 Celsius Degree) BulletPoint3 : It is the replacement torch head for our professional 2 pipes MAPP/Propane Gas Welding Torch BulletPoint4 : The continuous working time of cylinder can reach 160 minutes BulletPoint5 : Gas suitable: MAPP Gas (designed & suggested), Propane Gas ItemDisplayWeight : 0.3 kilograms ItemName : Mapp Gas Welding Torch Accessory, Flame Brazing Gun Welding Jewelry BBQ HVAC Plumbing Tips ItemPackageQuantity : 1 ItemTypeKeyword : brazing-torches Manufacturer : TywelMaster Material1 : Stainless Steel Material2 : Copper MaximumTemperature : 40 degrees_celsius PartNumber : MAPP Torch Head ProductDescription : Package Contents: 1pcs Flame Gun Head. Optional Offer: We can also provide a CGA600 to 7/16"-28UNF adaptor for option, which can be used with Rothenberger MAPP, if you need this adapotor please buy from this link.