automobile
background
bearing
black
car
closeup
cog
complex
concept
crank
engine
engineering
equipment
frame
full
gearbox
gears
geometrical
geometry
hammer
horizontal
industry
iron
joint flange
main shaft
manufacturing
mechanical
metal
metallic
motor
nobody
parts
shaft
shape
shiny
stainless
steel
technical
technology
teeth
tool
transmission main shaft
up
vehicle