John Prosock Machine, Inc. is a leading CNC machining company with the knowledge to machine soft, non-ferrous metals, such as aluminum, at high speeds. Many factors contribute to why machining soft metals can be a challenge for other CNC machining companies. But at John Prosock Machine, we have the experience and skill to avoid potential problems that may surround high-speed aluminum milling, turning, boring, tapping, sawing, etc.