A professional who sets up and operates variety of metalworking machines to fabricate special-alloy spring wire for watches. Respnsibilities include:

• Prepares and melts charge of molten metal in vessel (converter) to change form of metal.
• Sets up equipment and casts, rolls, draws, heattreats, and performs allied metalworking operations, using equipment, such as forging hammer, rolling mill, butt welder, strip-grinding machine, and heat-treating furnace.
• Diagnoses and corrects malfunctioning of equipment and machinery and makes replacement parts, using machinist's tools and equipment.
• Works to close metallurgical and dimensional tolerances.