To provide a machine tool in which cutting solution or chips are not splashed on a drive motor for the working position, etc., and any troubles of the drive motor less easily occur.

This machine tool comprises a perpendicular axis index table 16 having the axis of rotation in the perpendicular direction with a working spindle for rotating a tool in the horizontal direction, and a horizontal axis index table having the axis of rotation in the horizontal direction which is disposed above the perpendicular axis index table 16. Drive motors 18 and 20 for driving the index tables 14 and 16 are provided, and the drive motors 18 and 20 are installed above the horizontal axis index table 14.