Aluminum coils come in various sizes and specifications to cater to different industrial needs. Common sizes include thicknesses ranging from 0.005 to 0.5 inches (0.13 to 12.7 mm), widths from 1 to 72 inches (25 to 1829 mm), and lengths from 10 to 6000 feet (3 to 1829 meters). The specific dimensions can vary based on the manufacturer and the application, such as construction, automotive, or packaging. It's important to consult with suppliers for the exact sizes available for a particular project or application.