A power operated screwdriver having a head at an end thereof. The head includes a body having a bit passageway and a screw passageway. The bit and screw passageways intersect in an inclined manner. A pair of screw holding jaws are pivotally mounted in a detachable manner on the head. A spring is provided for each of the screw holding jaws for biasing the screw holding jaws towards one another for holding screws in a driving position after the screws exit from the screw passageway. Stop jaw mounting openings are provided at an end of each of the holding jaws and pass completely through the holding jaws. A pair of stop jaws are pivotally mounted in a detachable manner within each of the mounting openings. A spring is provided for each of the stop jaws for biasing the stop jaws towards one another. Both the holding jaws and the stop jaws pivotally swing in the same plane.