closeup of engineer tightening bolt with spanner
Palabras clave
engineer,
spanner,
screw,
tightening,
bolt,
manual,
screw-nut,
wrench,
tool,
engineering,
tool,
fix,
service,
screwed,
equipment,
labor,
maintain,
industrial,
maintenance,
installing,
work,
tight,
industry,
repair,
job,
improvement,
servicing,
nut,
hand,
metal,
threaded,
thread,
apprentice,
supervisor,
machinery,
machine,
close
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