A professional who tends equipment in shot tower that segregates, routes, blends, and polishes shot (lead pellets) used in shotgun shells. Respnsibilities include:

• Starts bucket elevator that conveys newly formed pellets to shot tower and into screening drums that remove oversize and undersize pellets.
• Turns crank to adjust angle of glass plates over which screened shot is rolled to remove out-of-round pellets, using graduated measuring stick to verify pitch.
• Pulls levers and chains to direct flow of shot into sieves, polishing barrel, and storage bins, or into scrap bin for remelting.
• Connects Y-pipe between specified bins and polishing barrel, starts barrel rotating, and opens bin valves to blend full and off-size shot by flowing shot together in Y-pipe.
• Weighs sample of mixed shot at designated intervals and counts total number of pellets in sample, using pellet counting plate.
• Measures size of pellets, using pellet measuring stick, and counts number of each size to determine average size.
• Rolls pellets under dial micrometer to ascertain roundness of pellets.
• Turns valves by trial and error to obtain shot blend that conforms to specifications.
• Records results of tests.