英文關鍵字
accessory
bits
bolt
chrome
close
closeup
collage
collection
construct
construction
elements
engineering
equipment
fasten
group
hardware
head
hex
hexagon
industrial
industry
iron
machine
machinery
macro
mechanic
metal
metallic
nail
nut
object
part
repair
rivet
set
shiny
silver
stainless
steel
supplies
thread
tool
work
workshop
wrench
zinc