A professional who operates wire drawing machine to reduce watch spring wire from round to rectangular cross section and improve its physical properties. Respnsibilities include:

• Reads job instruction which specifies size, number of passes, and amount of reduction on each pass of wire through series of wire drawing dies.
• Sets adjustable (flat) die for first pass by turning setscrews on which divisions are shown.
• Threads wire from feeding roll through adjustable die and round die (ring-shaped to control wire width) and attaches end to winding roll.
• Starts machine and observes operation to ascertain if drawing is proceeding as specified and makes adjustments to obtain required wire tension, using handtools.
• Stops machine when all wire has passed through dies.
• Switches wound roll to feeding position and bare roll to winding position, adjusts die for next pass, and repeats until wire is drawn to size specified.
• Records production.
• May examine wire for defects, such as scratches or cracks, using eye loupe.