auto
background
board
bolt
chrome
construction
engineer
engineering
equipment
fitter
fix
floor
grunge
hand
hardware
industrial
industry
instrument
iron
key
maintenance
mechanic
mechanical
metal
metallic
nobody
nut
object
plank
plumber
repair
rustic
screw
service
silver
spanner
stainless
steel
technical
technology
tighten
tool
two
wood
wooden
work
workshop
wrench