A professional who tends tumbling machine that sprays small arms cartridge parts with lubricating solution and dries them preparatory to drawing operations. Respnsibilities include:

• Empties containers of parts into hopper, manually or using electric hoist.
• Turns handwheel to regulate spray of lubricating solution.
• Reads gauges and adjusts steam valves or electrical controls to maintain specified drying temperature within drum.
• Positions empty container at discharge chute to receive dried parts and removes filled container, using handtruck.