機器
circle
circular
cnc
construction
cut
cutting
diamond
disc
drill
engineering
equipment
factory
flash
grind
grinder
hand
industrial
industry
iron
light
machinery
man
manual
manufacture
manufacturing
mechanical
metal
metalwork
plasma
power
precision
process
production
protection
round
safety
saw
spark
spin
steel
technical
technology
tool
turning
welding
wheel
work
worker
workshop