More information from O*NET OnLine:

Extruding and Drawing Machine Setters, Operators, and Tenders, Metal and Plastic - 51-4021.00

O*NET-SOC Description

Set up, operate, or tend machines to extrude or draw thermoplastic or metal materials into tubes, rods, hoses, wire, bars, or structural shapes.

51-0000	Production Occupations
51-4000	Metal Workers and Plastic Workers
51-4020	Forming Machine Setters, Operators, and Tenders, Metal and Plastic
51-4021.00	Extruding and Drawing Machine Setters, Operators, and Tenders, Metal and Plastic

51-4022.00	Forging Machine Setters, Operators, and Tenders, Metal and Plastic
51-4023.00	Rolling Machine Setters, Operators, and Tenders, Metal and Plastic
51-4031.00	Cutting, Punching, and Press Machine Setters, Operators, and Tenders, Metal and Plastic
51-4034.00	Lathe and Turning Machine Tool Setters, Operators, and Tenders, Metal and Plastic
51-4072.00	Molding, Coremaking, and Casting Machine Setters, Operators, and Tenders, Metal and Plastic
51-4081.00	Multiple Machine Tool Setters, Operators, and Tenders, Metal and Plastic
51-6091.00	Extruding and Forming Machine Setters, Operators, and Tenders, Synthetic and Glass Fibers
51-9032.00	Cutting and Slicing Machine Setters, Operators, and Tenders
51-9041.00	Extruding, Forming, Pressing, and Compacting Machine Setters, Operators, and Tenders
51-9196.00	Paper Goods Machine Setters, Operators, and Tenders

Adjust controls to draw or press metal into specified shapes and diameters.
Change dies on extruding machines, according to production line changes.
Clean work areas.
Determine setup procedures and select machine dies and parts, according to specifications.
Install dies, machine screws, and sizing rings on machines that extrude thermoplastic or metal materials.
Load machine hoppers with mixed materials, using augers, or stuff rolls of plastic dough into machine cylinders.
Maintain an inventory of materials.
Measure and examine extruded products to locate defects and to check for conformance to specifications, adjusting controls as necessary to alter products.
Operate shearing mechanisms to cut rods to specified lengths.
Reel extruded products into rolls of specified lengths and weights.
Replace worn dies when products vary from specifications.
Select nozzles, spacers, and wire guides, according to diameters and lengths of rods.
Start machines and set controls to regulate vacuum, air pressure, sizing rings, and temperature, and to synchronize speed of extrusion.
Test physical properties of products with testing devices such as acid-bath testers, burst testers, and impact testers.
Troubleshoot, maintain, and make minor repairs to equipment.
Weigh and mix pelletized, granular, or powdered thermoplastic materials and coloring pigments.

Adjust temperature controls of ovens or other heating equipment.
Clean work areas.
Determine production equipment settings.
Diagnose equipment malfunctions.
Inspect metal, plastic, or composite products.
Load materials into production equipment.
Maintain inventories of materials, equipment, or products.
Maintain production or processing equipment.
Measure dimensions of completed products or workpieces to verify conformance to specifications.
Measure ingredients or substances to be used in production processes.
Mix substances to create chemical solutions.
Mount attachments or tools onto production equipment.
Operate cutting equipment.
Operate metal or plastic forming equipment.
Package products for storage or shipment.
Repair production equipment or tools.
Replace worn equipment components.
Select production equipment according to product specifications.