Nonetheless, an advancement on this machine is its double helical rack drive procedure. It’s the very first machine on our list featuring this, and all higher-conclude CNC routers have rack and pinion drives on the X and Y axes. This would make the machine far more exact, speedy, and reliable. https://donovanctjrd.webbuzzfeed.com/32610115/5-simple-techniques-for-second-hand-cnc-equipment