The ornamental design for lighted screwdriver, as shown and described.
FIG. 1 is a top right perspective view of a lighted screwdriver showing the present design;
FIG. 2 is a right elevational view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a left elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a front elevational view thereof; and,
FIG. 7 is a rear elevational view thereof, the broken circular line showing a recessed portion of the lighted screwdriver that forms no part of the claim.
Other broken lines in the drawings showing a tool bit are illustrative of environment and form no part of the claim.