Originally Posted by
SCzEngrgGroup
BTW - One common problem on these machines is the "index" set-screw in the spindle is often set too deep, or is too large in diameter, and binds in the slot along the side of the collet. Sometimes the collet slot it too shallow, or too narrow as well. You should loosen or remove that screw, and see if it changes anything.
Regards,
Ray L.