Designed for sheet metal and the automotive trade comprises three separate items heavy duty shank stock no 35031 which carries oxygen and acetylene and controls gas flow to nozzle heavy duty gas mixer for combining oxygen and acetylene which also holds the welding nozzle stock no35032 and a heavy duty cutting attachment stock no 35033 which fits to stock no 35031 items can be purchased separately to make up a the torch assembly items can be purchased separately to make up a torch a