metal cog wheel gears
Palabras clave
gear,
gearing,
pinion,
machine,
toothed,
wheel,
engineering,
steel,
metal,
work,
cogwheel,
iron,
motor,
engine,
technology,
precision,
equipment,
detail,
manufacture,
manufacturing,
industrial,
connection,
factory,
closeup,
turning,
transmission,
production,
industry,
machine part,
machinery,
development,
automotive
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