Finish Machine (Fourth Setup Milling) per the Manufacturing Document.
De burr and Break Sharp Edges per BAC5300-1, Refer Document IS-Boeing-02 Rev-00.
Surface roughness 125 micro-inches RA all machined surfaces per BACD2097.
Check for any mismatch or any other imperfections like undercut, hemstitch transitions, cutter line marks or cutter feed marks that can be felt with bare hands. Notify QA if any defect noticed.