Precise NC Machining Centre for Door Hardware, Window Frames, Shutters, Stair Components and more. The Centauro ALFA is a versatile and flexible NC controlled machining centre suitable for a variety of door machining operations including hinge recessing, lock slots, handle holes, key slots, and euro grooves and more.  In addition, it can be configured for machining window frames, shutters, components of stairs and furniture in general.  With its simple graphic touch screen interface & built-in macro programs programming is done with ease.