Smooth out rough spots and trim or fit surfaces using power tools.
Repair or replace damaged parts.
Set up and operate metalworking machines, such as milling and grinding machines, to shape or fabricate parts.
Inspect sub assemblies.
Lubricate or grease parts.
Lay out and drill, ream, tap, or cut parts for assembly.
Use calipers, gauges, and micrometers.
Assemble other machines as needed.
Perform regular repairs and update parts.