What's the difference between a milling machine and a locksmith?

Milling workers, belonging to mechanical metal processing operations, need to master mechanical operation technology and drawing, technical requirements, procedures and other technical knowledge.

The assembler processes metal with hand tools. Fitter includes: assembly, maintenance and production. In addition to mastering mechanical knowledge and drawing, technology, line drawing, pipeline and liquid technology, etc. , covering a wide range, so the fitter has a reputation as a generalist.