機器
background
blade
circle
circular
construction
cut
disc
disk
drill
electric
engineering
equipment
factory
flash
glide
grind
grinder
hand
industrial
industry
iron
light
man
manual
manufacture
manufacturing
mechanic
metal
motion
power
production
round
safety
saw
sawing
slider
spark
speed
steel
technical
technology
tool
treatment
turning
welding
wheel
work
worker
workshop