http://themakersguide.com Making a CNC Milling Machine by converting a Grizzly G0704 milling machine to CNC.
In order to Make the G0704 into a CNC Milling Machine you have to learn milling Cast Iron. It is necessary to remove some material from the base, the column and the saddle of the milling machine to clear the Ballnuts and Ballscrews for the stepper motors.
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