1. Dimpled six #30 holes on part number F-01204D-1 2. The parts were positioned. 3. The claps were temporally loosen up. 4. Match-drilled #30 around 100 holes on F-1204 5. The clecos were removed. 6. Dimpled 30 #30 holes on F-01204D-1 7,8. Countersunk 30 #30 holes on F-01204 and two #30 holes on F-01204D-1