Set up, operate, or watch over plating or coating machines to coat metal or plastic products with chromium, zinc, copper, cadmium, nickel, or other metal to protect or decorate surfaces. Includes electrolytic processes.

Set up, operate, or watch over heating equipment, such as heat treating furnaces, flame hardening machines, induction machines, soaking pits, or vacuum equipment to temper, harden, anneal, or heat treat metal or plastic objects.

Use hand welding or flame cutting equipment to weld or join metal components or to fill holes, indentations, or seams of fabricated metal products.

Set up, operate, or watch over welding, soldering, or brazing machines or robots that weld, braze, solder, or heat treat metal products, components, or assemblies. Includes workers who operate laser cutters or laser beam machines.

Analyze specifications, lay out metal stock, set up and operate machine tools, and fit and assemble parts to make and repair dies, cutting tools, jigs, fixtures, gauges, and machinists' hand tools.

Set up, operate, or watch over more than one type of cutting or forming machine tool or robot.

Set up, operate, or watch over metal or plastic molding, casting, or coremaking machines to mold or cast metal or thermoplastic parts or products.

Lay out, machine, fit, and assemble castings and parts to metal or plastic foundry patterns, core boxes, or match plates.

Set up and operate machines, such as lathes, milling and engraving machines, and jig borers to make working models of metal or plastic objects. Includes template makers.

Operate hand controlled mechanisms to pour and regulate the flow of molten metal into molds to produce castings or ingots.