PurposeUSED TO HOLD A FLANGED NUT IN PLACE WHILE THE SCREW INTERFACING WITH EACH FLANGED NUT IS REMOVED/INSTALLED. REMOVAL/INSTALLATION OF THE FLANGED NUTS AND SCREWS ALLOWS THE EDGE PROTECTOR TO BE REMOVED/INSTALLED.Airplane787-10, 787-8, 787-9Usage CodeMAINTENANCE 