The process of relief machining on the bridge is performed exclusively by a vertical machining center. Although it is a simple process, it is an essential and crucial machining for Bridgeport. If not executed properly, it can cause seizing.
The ability to carry out this machining stably in large quantities was highly valued, and for a certain period, iB was solely responsible for the production of all replacement cylinders for Honda and all cylinders for Production racers of HRC .