It is often a difficult situation, especially while removing the cover screw during the second stage in the maxillary molar regions where access is difficult and a tendency to orient the hex driver causes the slipping, leading to a possible ingestion or inhalation of the drivers. This clinical tip explains a simple clinical tip to prevent this accidental ingestion of the hex driver. By this method, accidental aspiration of the hex driver can be avoided even if the hex driver slips and falls into the patient's mouth. The hex driver can be secured properly by a ligature wire.