Aiming to put the rods 120 degrees from each other in the inner ring, we threaded the ends of each of the three rods:
At the same time, we aim to machine the shafts on each of the rings today, 6 total, using the vertical machine. Given the large nature of the outer most ring, multiple supports were need to reduce the movement and vibrations associated with the cutting.We ran the tool at a feed setting of 5 and 1500 RPM:
As of 3:40 today, we were able to fully manufacture the outside ring and its spins effortlessly: