As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT THRUST LEVER STUCK AT 81 PERCENT N1 IN CRUISE FLIGHT. T/L CAN BE PUSHED HIGHER BUT NOT LOWER. HAD TO SHUT DOWN RT ENG INFLIGHT TO LAND THE ACFT USING FIRE PUSH SWITCH. T/L STUCK AT 12 O'CLOCK POSITION. FOUND TOOL JAMMED BETWEEN FCU INPUT LEVER AND OIL LINE. REMOVED TOOL.