• reading and interpreting engineering drawings and specifications of tools, dies, prototypes or models
  • preparing templates and sketches, and determining work processes
  • visualizing and computing dimensions, sizes, shapes, and tolerances of assemblies, based on specifications
  • positioning, securing and measuring metal stock or castings to lay out for machining
  • setting up, operating and maintaining conventional and computer numerically controlled machine tools to cut, turn, mill, plane, drill, bore, grind or otherwise shape workpieces to prescribed dimensions and finish
  • fitting and assembling parts to make and repair jigs, fixtures and gauges
  • repairing and modifying sports guns and other small arms
  • making, fitting, assembling, repairing and installing lock parts and locks
  • making and repairing metal patterns for foundry moulds
  • laying out lines and reference points on metal stock to guide other workers who cut, turn, mill, grind or otherwise shape metal
  • verifying dimensions, alignments, and clearances of finished parts for conformance to specifications, using precision measuring instruments and testing completed items for proper operation

    Educational level

    • Skilled