For more information about metal and plastic machine workers, including training and certification, visit 

Fabricators & Manufacturers Association, International (FMA)

National Institute for Metalworking Skills (NIMS)

For information about manufacturing careers, machinery, and equipment, visit

Association for Manufacturing Technology (AMT)

National Tooling and Machining Association (NTMA)

Precision Machined Products Association (PMPA)

Precision Metalforming Association (PMA)

O*NET

Computer Numerically Controlled Machine Tool Programmers, Metal and Plastic

Computer-Controlled Machine Tool Operators, Metal and Plastic

Cutting, Punching, and Press Machine Setters, Operators, and Tenders, Metal and Plastic

Drilling and Boring Machine Tool Setters, Operators, and Tenders, Metal and Plastic

Extruding and Drawing Machine Setters, Operators, and Tenders, Metal and Plastic

Forging Machine Setters, Operators, and Tenders, Metal and Plastic

Foundry Mold and Coremakers

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

Heat Treating Equipment Setters, Operators, and Tenders, Metal and Plastic

Lathe and Turning Machine Tool Setters, Operators, and Tenders, Metal and Plastic

Metal-Refining Furnace Operators and Tenders

Milling and Planing Machine Setters, Operators, and Tenders, Metal and Plastic

Model Makers, Metal and Plastic

Molding, Coremaking, and Casting Machine Setters, Operators, and Tenders, Metal and Plastic

Multiple Machine Tool Setters, Operators, and Tenders, Metal and Plastic

Patternmakers, Metal and Plastic

Plating and Coating Machine Setters, Operators, and Tenders, Metal and Plastic

Pourers and Casters, Metal

Rolling Machine Setters, Operators, and Tenders, Metal and Plastic

Welding, Soldering, and Brazing Machine Setters, Operators, and Tenders