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Grinding, Lapping, Polishing, and Buffing Machine Tool Setters, Operators, and Tenders, Metal and Plastic - 51-4033.00

O*NET-SOC Description

Set up, operate, or tend grinding and related tools that remove excess material or burrs from surfaces, sharpen edges or corners, or buff, hone, or polish metal or plastic work pieces.

Sample of Reported Job Titles

  • Cell Operator
  • Centerless Grinder Operator
  • Deburrer
  • Die Maintenance Technician
  • Finisher
  • Grinder
  • Grinder Operator
  • Grinding Machine Operator
  • Process Equipment Operator

SOC Occupation Groups

51-0000 Production Occupations
51-4000 Metal Workers and Plastic Workers
51-4030 Machine Tool Cutting Setters, Operators, and Tenders, Metal and Plastic
51-4033.00 Grinding, Lapping, Polishing, and Buffing Machine Tool Setters, Operators, and Tenders, Metal and Plastic

Related Occupations


  • Activate machine start-up switches to grind, lap, hone, debar, shear, or cut workpieces, according to specifications.
  • Adjust air cylinders and setting stops to set traverse lengths and feed arm strokes.
  • Brush or spray lubricating compounds on workpieces, or turn valve handles and direct flow of coolant against tools and workpieces.
  • Compute machine indexings and settings for specified dimensions and base reference points.
  • Inspect or measure finished workpieces to determine conformance to specifications, using measuring instruments, such as gauges or micrometers.
  • Lift and position workpieces, manually or with hoists, and secure them in hoppers or on machine tables, faceplates, or chucks, using clamps.
  • Maintain stocks of machine parts and machining tools.
  • Measure workpieces and lay out work, using precision measuring devices.
  • Mount and position tools in machine chucks, spindles, or other tool holding devices, using hand tools.
  • Move machine controls to index workpieces, and to adjust machines for pre-selected operational settings.
  • Observe machine operations to detect any problems, making necessary adjustments to correct problems.
  • Repair or replace machine parts, using hand tools, or notify engineering personnel when corrective action is required.
  • Select machine tooling to be used, using knowledge of machine and production requirements.
  • Set and adjust machine controls according to product specifications, using knowledge of machine operation.
  • Set up, operate, or tend grinding and related tools that remove excess material or burrs from surfaces, sharpen edges or corners, or buff, hone, or polish metal or plastic workpieces.
  • Slide spacers between buffs on spindles to set spacing.
  • Study blueprints, work orders, or machining instructions to determine product specifications, tool requirements, and operational sequences.
  • Thread and hand-feed materials through machine cutters or abraders.

Detailed Work Activities

  • Adjust equipment controls to regulate coolant flow.
  • Apply lubricants or coolants to workpieces.
  • Calculate dimensions of workpieces, products, or equipment.
  • Feed materials or products into or through equipment.
  • Lay out parts to prepare for assembly.
  • Lift materials or workpieces using cranes or other lifting equipment.
  • Maintain inventories of materials, equipment, or products.
  • Measure dimensions of completed products or workpieces to verify conformance to specifications.
  • Mount attachments or tools onto production equipment.
  • Mount materials or workpieces onto production equipment.
  • Notify others of equipment repair or maintenance needs.
  • Operate cutting equipment.
  • Operate grinding equipment.
  • Read work orders or other instructions to determine product specifications or materials requirements.
  • Repair production equipment or tools.
  • Replace worn equipment components.
  • Reshape metal workpieces to established specifications.
  • Review blueprints or other instructions to determine operational methods or sequences.
  • Select production equipment according to product specifications.
  • Set equipment guides, stops, spacers, or other fixtures.
  • Watch operating equipment to detect malfunctions.

Military Crosswalk Titles

  • Advanced Machinery Repairman (Navy - Enlisted)
  • Aircraft Metals Technology (Air Force - Enlisted)
  • Aircraft Metals Technology Apprentice (Air Force - Enlisted)
  • Aircraft Metals Technology Craftsman (Air Force - Enlisted)
  • Aircraft Metals Technology Helper (Air Force - Enlisted)
  • Aircraft Metals Technology Journeyman (Air Force - Enlisted)
  • Allied Trades Specialist (Army - Enlisted)
  • Allied Trades Warrant Officer (Army - Warrant Officer only)
  • Machinery Repairman (Navy - Enlisted)
  • Machinery Repairman Apprentice (Navy - Enlisted)
  • Machinery Repairman Journeyman (Navy - Enlisted)
  • Machinist (Marine Corps - Enlisted)
  • Naval Engineering Specialty (Coast Guard - Warrant Officer only)

Apprenticeship Crosswalk Titles

  • Grinder I (Clock & Watch)
  • Grinder Set-Up Operator, Jig
  • Stone Polisher

DOT Crosswalk Titles

  • Band-Reamer-Machine Operator
  • Barrel Polisher, Inside
  • Bench Grinder
  • Bevel Polisher
  • Bit Sharpener
  • Bit-Sharpener Operator
  • Blade Groover
  • Blocker And Polisher, Gold Wheel
  • Bottom Polisher
  • Brush Polisher
  • Buffer I
  • Buffing-Line Set-Up Worker
  • Buffing-Machine Operator
  • Buffing-Machine Operator, Silverware
  • Buffing-Machine Tender
  • Burnisher
  • Burrer, Machine
  • Burring-Machine Operator
  • Deburrer
  • Deburrer, Strip
  • Deburring-and-Tooling-Machine Operator
  • Drill-Bit Sharpener
  • Edge Grinder
  • End Polisher
  • Finisher, Machine
  • Flat Polisher
  • Gear-Lapping-Machine Operator
  • Gold-Nib Grinder
  • Grinder I
  • Grinder Machine Setter
  • Grinder Operator, Automatic
  • Grinder Set-Up Operator
  • Grinder Set-Up Operator, Centerless
  • Grinder Set-Up Operator, Gear, Tool
  • Grinder Set-Up Operator, Jig
  • Grinder Set-Up Operator, Thread Tool
  • Grinder, Gear
  • Grinder, Lap
  • Grinding Machine Tender
  • Honing-Machine Operator, Production
  • Honing-Machine Set-Up Operator
  • Honing-Machine Set-Up Operator, Tool
  • Job Setter, Honing
  • Knife Grinder
  • Lapping-Machine Operator, Production
  • Lapping-Machine Set-Up Operator
  • Linter-Saw Sharpener
  • Mirror-Finishing-Machine Operator
  • Needle Grinder
  • Nicking-Machine Operator
  • Pallet Rectifier
  • Pinion Polisher
  • Polisher
  • Polisher Apprentice
  • Polisher, Balance Screwhead
  • Polisher, Eyeglass Frames
  • Polisher, Sand
  • Polishing-Machine Operator
  • Printing-Roller Polisher
  • Profile-Grinder Technician
  • Roll Grinder
  • Screwhead Polisher
  • Shear-Grinder Operator
  • Shot-Grinder Operator
  • Smoother
  • Snag Grinder
  • Snailer
  • Stone Polisher
  • Stoner And Polisher, Bevel Face
  • Tool Grinder II
  • Tooth Polisher
  • Trimmer