Thats awesome, It must have taken hours on the machine! Look how close the collet gets to the item when its doing the inside!
I hope Im never in the position to buy one of those machines. Id Imagine that it could lead to a shortened life due to insomnia.
Well, I can say that as a machinist...............I'm crap! That is fapping awesome! Whoever wrote the program for that deserves a big pat on the back.
That is a couple of hours programing to start with! To run the job i think it would have taken at least a day, If not 2! I cant see any watercooling on the bit though, Would have suggested atleast a mist spray.