During the tool‑change sequence, the Bosch sensor detects the exact alignment of the tool holder with the machine spindle. By confirming that the holder is fully seated before the clamping force is applied, the sensor prevents mis‑loads that could damage the spindle bearings or the workpiece. The signal it generates is fed to the CNC controller, which then authorises the activation of the drive motor, ensuring a smooth transition between parts and minimizing idle time on the shop floor. In continuous machining, the same sensor is used to monitor coolant flow through the spindle’s internal channels, alerting the operator to blockages before overheating occurs. This dual capability supports high‑precision turning and milling centers where tight tolerances and uninterrupted cutting are essential. Plant operators in other industrial settings also rely on the sensor to verify the position of rotating shafts in auxiliary equipment, using the feedback to schedule maintenance before wear becomes critical. The result is a tighter production cycle and fewer unexpected stops.