A professional who sets up battery of punch presses to stamp out hair-felt and cardboard wads for shotgun shells. Responsibilities include:

• Removes, replaces, and adjusts cutters, punches, bushings, dies, ratchets, pawls, web choppers, springs, and chains, using handtools.
• Turns setscrews and stop nuts to synchronize feeding and punching mechanisms and to position tools.
• Measures sample wads after each tool change or adjustment to verify specified diameter, using ring gauge.
• Notifies maintenance mechanic when machines, conveyors, or screening barrels require major repairs.
• Trains new workers in tending machines.