Study blueprints, drawings, and sketches to determine material dimensions, required equipment, and operations sequences.
Inspect and test products to verify conformance to specifications, using precision measuring instruments or circuit testers.
Drill, countersink, and ream holes in parts and assemblies for bolts, screws, and other fasteners, using power tools.
Cut, shape, and form metal parts, using lathes, power saws, snips, power brakes and shears, files, and mallets.
Set up and operate machines, such as lathes, drill presses, punch presses, or bandsaws, to fabricate prototypes or models.
Devise and construct tools, dies, molds, jigs, and fixtures, or modify existing tools and equipment.
Rework or alter component model or parts as required to ensure that products meet standards.
Grind, file, and sand parts to finished dimensions.
Program computer numerical control (CNC) machines to fabricate model parts.
Lay out and mark reference points and dimensions on materials, using measuring instruments and drawing or scribing tools.