The Machinist sets up and operates conventional, special-purpose, and computer numerical control (CNC) machines and machining centers to fabricate metallic and nonmetallic parts, applies knowledge of machine shop theory and procedures, shop mathematics, machinability of materials, and layout techniques in the most cost-effective manner possible with the machine tools, equipment and instructions provided. Calculates and sets controls to regulate machining factors, such as speed, feed, coolant flow, and depth and angle of cut, or enter commands to retrieve, input, or edit computerized machine control media.