Rolling Machine Setters, Operators, and Tenders, Metal and Plastic
Set up, operate, or tend machines to roll steel or plastic forming bends, beads, knurls, rolls, or plate, or to flatten, temper, or reduce gauge of material.
Definition from U.S. Department of Labor, Employment and Training Administration (USDOL/ETA) (O*NET 31.0 (August 2026)).