What was found
WHEN SLATS/FLAPS WERE EXTENDED FROM CLEAN POSITION, THE AIRCRAFT ROLLED APPROXIMATELY 20-30 DEGREES UNCOMMANDED. INSPECTED AIRCRAFT, FOUND SCREWDRIVER STUCK IN CONTROL CABLES ABOVE E/E DOOR AT STA 116. REMOVED TOOL. RAN FLIGHT CONTROLS, FLAPS/SLATS, AILERON AND RUDDER TRIM. ALL CHECKS NORMAL. NO DAMAGE FOUND. OK FOR SERVICE.