A professional who tends one or more automatic machines to head, trim, roll-thread, slot, or tap metal stock to produce nuts, bolts, or other fasteners. Respnsibilities include:

• Feeds machine by filling hoppers or loading coiled steel on reel and threading end of coil through feed rolls.
• Starts machine and observes operation.
• Measures parts, using rule or fixed gauge, to determine conformance to specifications.
• Frees stock jammed in feed mechanism, using rod.
• Stops machine and notifies supervisor when machine malfunctions or parts do not conform to specifications.
• Installs and adjusts cutting tools on machine, using wrench and rule.
• May be designated according to type of machine tended as automatic tapping-machine operator.