Two black gears interlock. they differ in size and tooth count, suggesting a mechanical function.
Keywords
gear,
interlocking,
black,
size,
teeth,
mechanical,
design,
engineering,
cog,
machinery,
rotation,
motion,
mechanism,
wheel,
device,
industry,
part,
precision,
power,
link,
system,
turn,
gearwheel,
production,
process,
work