機器
alloy
automated
background
bearing
blade
bobit
closeup
colorf
construction
cutting
damaged
dirty
dust
engine
engineering
equipment
factory
foundry
grunge
grunged
high
industry
lathe
machinery
machining
manufacturing
messy
metal
milling
placard
processing
roller
rolling ball
rusted
scratched
space
speed
stained
stainless
steel
suspension
technology
threaded
tool
troansmissiya
turning
weathered
work
working