Quote Originally Posted by RusenBG View Post
Richard what is the purpose of the bullgear that is driven by the spindle gears
ive read that serves for better use in the lowest speeds or when working on a big diameter details
anywayi dont need it for my job as im making pipes and small details isnt it
It is a method of increasing torque while reducing rotational speed in a controlled way which makes it possible to do threading on the lathe or to turn a large diameter of stock. Lots of info on these threads:
search?q=back+gear+lathe
Keep on keepin' on!
~Richard