TM 10-6640-215-13 3-7.    REMOVE/INSTALL OVERPACK BOX HANDLE AND TIEDOWN RINGS. This task consists of: a. Removal b. Installation INITIAL SET-UP: Tools Required General Mechanics Tool Kit, (Appendix B, Section III, Item 2) REMOVAL 1. Remove Overpack Box Handle.  See figure 3-4. a. Remove five screws and five T-nuts attaching handle to box. b. Remove damaged handle. 2. Remove Overpack Box Tiedown Ring. a. Remove three screws and three T-nuts attaching tiedown ring to box. b. Remove damaged tiedown ring. INSTALLATION 1. Install Overpack Box Handle. a. Align new handle with holes in box. b. Attach handle with five screws and five T-nuts. 2. Install Overpack Box Tiedown Ring. a. Align new tiedown ring with holes in box. b. Attach tiedown ring with three screws and three T-nuts. 3-22