The present invention relates to a substrate treatment apparatus, and more particularly, to a substrate treatment apparatus, wherein lift pins can be installed while the levels of the lift pins are easily adjusted using a tool such as a wrench. A substrate treatment apparatus of the present invention comprises a chamber; a pin plate provided inside or outside the chamber; a driving means for lifting or lowering the pin plate; and at least one lift pin that penetrates through the pin plate so that the lift pin is coupled to the pin plate, and has a tool insertion recess formed at a lower end of the lift pin.