機器
background
building
clamp
connection
construction
copper
cut
cutter
cutting
electric
equipment
fittings
gloves
group
home
home improvement
improvement
industrial
industry
maintenance
manual
metal
nobody
occupation
pipe
pipeline
piping
plumber
plumbing
pvc
red
repair
repairing
safety
service
spanner
steel
studio shot
supply
technology
tool
tools
tube
water
work
work tool
worker
working
wrench