Step 1. cleco r-1004 and final drilled all common holes to #30. Step 2. finished all rudder horn edges per page 05-03. Step 3. Matched drilled rudder horn to r-1004. Step 4. Finished r-1002 spar edgees and lightning holes per page 05-03. Step 5. Final drilled all rudder horn and spar holes to #30. Step 6. Machine countersinked striker plates and rudder horn
