機器
accessory
background
bits
bolt
build
closeup
construction
copper
copy
copyspace
engineering
equipment
hardware
hex
industrial
industry
iron
lock
loosening
macro
maintain
maintenance
mechanic
mechanical
metal
nut
objects
open
rendered
repair
restore
screw
service
shape
spanner
steel
support
technical
technology
thread
tighten
tightening
tool
white
work
workshop
wrench