Metal swarf 1970-01-01
Metal testing 1970-01-01
Mill finish 1970-01-01
Milling (machining) 1970-01-01
Miter joint 1970-01-01
Model Engineers' Workshop 1970-01-01
Mokume-gane 1970-01-01
Niello 1970-01-01
Openwork 1970-01-01
Parts cleaning 1970-01-01
Peening 1970-01-01
Pickling (metal) 1970-01-01
Pig iron 1970-01-01
Pin brazing 1970-01-01
Planing (shaping) 1970-01-01
Polishing (metalworking) 1970-01-01
Press hardening 1970-01-01
Primer (paint) 1970-01-01
Reeding 1970-01-01
Reticulation (metalwork) 1970-01-01