National

Perform precision smoothing, sharpening, polishing, or grinding of metal objects.

Sample of reported job titles: Grinder, Tool Grinder, Finisher, Saw Filer, Tool and Cutter Grinder, CNC Operator (Computer Numerically Controlled Operator), Cutter Grinder, Polisher, Crankshaft Grinder, Cutter Grind Tool Technician

Tasks

• Dress grinding wheels, according to specifications.
• Monitor machine operations to determine whether adjustments are necessary; stop machines when problems occur.
• Inspect, feel, and measure workpieces to ensure that surfaces and dimensions meet specifications.
• Set up and operate grinding or polishing machines to grind metal workpieces such as dies, parts, and tools.
• Remove finished workpieces from machines and place them in boxes or on racks; set aside pieces that are defective.
• File or finish surfaces of workpieces, using prescribed hand tools.
• Select and mount grinding wheels on machines, according to specifications, using hand tools and applying knowledge of abrasives and grinding procedures.
• Perform basic maintenance, such as cleaning and lubricating machine parts.
• Remove and replace worn or broken machine parts, using hand tools.
• Compute numbers, widths, and angles of cutting tools, micrometers, scales, and gauges, and adjust tools to produce specified cuts.

51-3091.00	Food and Tobacco Roasting, Baking, and Drying Machine Operators and Tenders
51-4011.00	Computer-Controlled Machine Tool Operators, Metal and Plastic
51-4031.00	Cutting, Punching, and Press Machine Setters, Operators, and Tenders, Metal and Plastic
51-4032.00	Drilling and Boring Machine Tool Setters, Operators, and Tenders, Metal and Plastic
51-4033.00	Grinding, Lapping, Polishing, and Buffing Machine Tool Setters, Operators, and Tenders, Metal and Plastic
51-4062.00	Patternmakers, Metal and Plastic
51-7042.00	Woodworking Machine Setters, Operators, and Tenders, Except Sawing
51-9193.00	Cooling and Freezing Equipment Operators and Tenders