Wrench, bolts and nuts on a background of engineering drawings. Science, mechanics and mechanical engineering.
Palabras clave
caliper,
technical,
bolt,
drawing,
nut,
wrench,
technology,
science,
engineer,
engineering,
industry,
geometry,
line,
architectural,
scheme,
graphic,
drawing,
abstract,
illustration,
detailed,
design,
blueprint,
crosshatch,
paper,
draw,
background,
work,
draft,
construction