Operating for more than 20 years, Contour Screw Products is a family-owned precision manufacturing company. It provides full-service engineering, cylindrical grinding, honing, broaching, inventory management, labeling and shipping services. Contour Screw Products has a more than 25,000-square-foot area that includes surface grinders, drill presses, and thread rolling, milling and chucking machines. The company uses various materials, including brass, cold-rolled steel and aluminum. Contour Screw Products is located in Arlington Heights, Ill.