A professional who assists mixer operator, hot metal to mix molten metal. Respnsibilities include:

• Attaches electrical connections to torpedo-ladle car and pushes controls to tilt car and pour metal into hot-metal transfer ladle.
• Signals overhead crane operator to pour molten iron from ladle into mixer.
• Records tare weight of torpedo-ladle car.
• Knocks solidified slag from pouring spout and rim of hot-metal ladle, using hammer and bar.
• Performs other duties as described under helper master title.