During the final inspection phase of high-speed stamping lines, this flat steel mounting bar secures neon indicator lamps directly above the die area. The bar is bolted to the press frame or to a dedicated bracket on the bolster plate, positioning the lamps at a fixed height and angle so that operators can instantly see whether the strip is feeding correctly, whether the pilot pins are engaged, and whether the part has been fully ejected. In progressive dies, multiple lamps are spaced along the bar to mark each station, allowing quick visual confirmation that the strip has advanced to the next stage without misalignment or jamming. The same setup appears on transfer presses, where the bar spans the width of the transfer rails, lighting the path of the blank as it moves between stations. Maintenance crews use the illuminated signals to isolate faults—such as a broken punch or a misfed coil—without stopping the press, reducing unplanned downtime. On older mechanical presses that lack integrated sensors, these simple neon bars remain the primary feedback mechanism for real-time process control.