A professional who adjusts roller, chain, or belt conveyors that convey small arms ammunition or components past inspectors. Responsibilities include:

• Turns stop nuts and setscrews to align tubes, channels, or fingers which transfer workpieces from hopper to carrier, using handtools.
• Bends and hammers discharge chutes into position.
• Turns adjustment knob of drive motor or shifting belt to different pulley to change speed of conveyor.
• Tightens belts by extending tension wheel.
• Replaces mirrors that enable inspector to see both ends of cartridges.
• Removes cartridges jammed in feed or discharge channels, using wire tools.