BASIC FUNCTION: Sets-up and operates polishing lathes, hand grinder, square wheel, washer and shaker to clean, grind, polish, wash, and buff beaters, machine pump cylinders, barrels, nose cones, scraper blades, feeder tubes, rear bars, center rings, covers, and baffles. Cleans, grinds, polishes, washes, and buffs scraper blades, feeder tubes both inside and out, blades, barrels, rebars, tubes and baffles, large and small front hoods and doors, covers, beaters, and nosecones.