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Crushing, Grinding, & Polishing Machine Setters, Operators, & Tenders

Also called: Crusher Operator, Grinder Operator, Machine Operator, Mill Operator

What they do:
Set up, operate, or tend machines to crush, grind, or polish materials, such as coal, glass, grain, stone, food, or rubber.
On the job, you would:
  • Observe operation of equipment to ensure continuity of flow, safety, and efficient operation, and to detect malfunctions.
  • Examine materials, ingredients, or products, visually or with hands, to ensure conformance to established standards.
  • Move controls to start, stop, or adjust machinery and equipment that crushes, grinds, polishes, or blends materials.


Manufactured or Agricultural Goods
  • manufacture and distribution of products
Engineering and Technology
  • mechanical
Arts and Humanities
  • English language
Safety and Government
  • public safety and security


Basic Skills
  • keeping track of how well people and/or groups are doing in order to make improvements
  • listening to others, not interrupting, and asking good questions
Problem Solving
  • noticing a problem and figuring out the best way to solve it


Controlled Movement
  • use your arms and/or legs together while sitting, standing, or lying down
  • change when and how fast you move based on how something else is moving
Hand and Finger Use
  • hold or move items with your hands
  • keep your arm or hand steady
  • communicate by speaking
  • listen and understand what people say
Visual Understanding
  • quickly compare groups of letters, numbers, pictures, or other things


People interested in this work like activities that include practical, hands-on problems and solutions.
They do well at jobs that need:
  • Dependability
  • Attention to Detail
  • Cooperation
  • Concern for Others
  • Initiative
  • Self Control


You might use software like this on the job:

Spreadsheet software
Electronic mail software
  • Email software
Word processing software


Education: (rated 2 of 5)
high school diploma/GED or
some college
usually needed

Get started on your career:

Registered Apprenticeship

Job Outlook

Below Average Outlook
New job opportunities are less likely in the future.
per year, on average
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See more details at O*NET OnLine about crushing, grinding, and polishing machine setters, operators, and tenders.