This new text is focused on providing readers the knowledge base needed for those seeking certification, credentialing and job readiness in CNC Machining with CNC Mills and Lathes. The book covers foundational skills that all those seeking employment as a CNC Operator/Machinist must possess. Managers responsible for workforce development in manufacturing facilities can use the book as a guide for on-the-job employee training and apprenticeships. The work can be used as a curriculum component for technical schools and colleges for students preparing for certification and credentialing exams based on the National Institute for Metalworking Skills (NIMS) Machining Level I standards for: CNC Mill Programming and Setup and Operations, and CNC Lathe Programming and Setup and Operations.