A professional who operates extrusion machine to form flat metal strips into tubular, channel, angular, or other shapes.

• Positions and bolts or clamps single or multiple dies on bed of press, using handtools.
• Loads coil of strip metal on spindle of machine.
• Feeds strip between dies, and locks front end of strip in gripping jaws or dog of power carriage.
• Turns handwheels to close and tighten dies on metal strip and starts machine.
• Stops machine after metal is formed and removes piece from between dies.
• Cuts formed piece into specified lengths, using electric saw, and verifies conformity of piece to specifications, using micrometers and calipers.
• Clears dies of loose burrs with blast of compressed air.
• May straighten sheet metal parts.