A screw machine operator, also known as a screw machine setter or a lathe operator, is a skilled worker who operates a machine used to produce screws, bolts, and other metal parts. In the manufacturing industry, a screw machine operator may also be known as an automatic lathe operator, an automatic screw machine operator, or a swiss- type machinist. Other synonyms for a screw machine operator include turret lathe operator, automatic bar machine operator, and cam screw machine operator. Regardless of the specific terminology used, a screw machine operator is an essential component of many production lines and is responsible for ensuring the safe and efficient operation of these complex machines.