機器
background
chrome
closeup
connection
construction
element
equipment
fastener
fastening
fix
groove
image
industrial
industry
iron
large
macro
maintenance
manufacturing
material
mechanic
metal
new
nut
object
panel
part
price
repair
shiny
silver
stainless
steel
structure
technical
texture
thread
tighten
tongue
tool
work
workshop
wrench
zink