845a8e7d_ption___MuOnline_Pentium_Tools__Why_to_edit_
[File Location] \Data\Local\ [File Name] JewelOfHarmonySmelt.bmd [Description] Configuration of items that can have options of jewel of harmony. [Why to edit?] 
Adding items to have jewel of harmony options . The row number in that file matches to items row number in item.bmd. You need that server side JewelOfHarmonySmelt.txt will be same(after editing you can export for server side file)
MuOnline Files Description - MuOnline Pentium Tools
Why to edit?