Designed with lean visual management technology that allows user to assign visual identification to tool to signify specific use of tool, EasyView Slug Free comes with colored O-ring designed to provide clear and instant identification. Dies are available as option for thick turret 1/2 in. A through 4-1/2 in. E station dies. Colored identification rings come separately in red, green, yellow, white, and black for each thick turret station.