機器
automated
bearing
business
chuck
cnc
commercial
cutting
drill
engineering
equipment
factory
hand
industrial
industry
instrument
labor
lathe
machinery
machining
maintenance
man
manufacture
manufacturing
mechanic
metal
metalwork
metalworking
milling
occupation
operating
operator
person
process
processing
production
production line
senior
software
stainless
steel
technician
technology
tool
tool bit
vintage
work
worker
workplace
workshop