CNC Machining Centres form the core of manufacturing operations right from producing auto parts to machine critical aero space components. Its effective application can ensure increased productivity, highest accuracy, rigidity and improved surface finish. A range of components can be consistently manufactured to very close tolerances, leading to improved quality; efficient production process; reduced costs and bare minimum cycle times. In modern CNC machine shops, every second counts and the CNC programme drives the machine efficiency and productivity. Many a times, the CNC programme contains lot of idle movements (air cutting) and is not optimized for minimum cycle time. Enhanced knowledge on CNC programming and its control features are now very critical to keep the cost per component to the minimum.