A professional who sets up battery of machines that anneal sidewalls of metal cartridge and shell cases preparatory to further processing. Respnsibilities include:

• Lights gas burners and turns valves to regulate flow of gas and coolant water.
• Starts conveyors and dial feeder plates, and turns setscrews in burner nozzles to direct flames which anneal specific area of cartridge case.
• Replaces worn dial-feed, burner and conveyor parts, using handtools.
• Instructs new workers in machine operation.
• Observes color and area of dullness of annealed cases to determine flame temperature and coverage of cases.
• Crushes random samples between fingers to determine degree of annealing attained.
• May test cases for hardness and examine cases to determine grain size of metal, using microscope.