Headstock holds and centers the get the job done for precise positioning and alignment, it encloses the machine spindle and powdered it. There are a few other unique great things about aquiring a fourth axis, one example is, you could drill within the facet of elements on cylindrical surfaces. https://precisioncncforsale23333.qowap.com/91731916/a-secret-weapon-for-second-hand-cnc-machining-centers