l2j-freya-fork/L2J_DataPack/dist/sql/game/updates/20101010update.sql

UPDATE `items` SET `enchant_level`='0' WHERE `item_id` IN (7816,7817,7818,7819,7820,7821,7822,7823,7824,7825,7826,7827,7828,7829,7830,7831,13293,13294,13296);