FIG. 1 is a perspective view of a screw clip showing my new design;
FIG. 2 is a front elevational view of the screw clip of FIG. 1;
FIG. 3 is a left-side elevational view of the screw clip of FIG. 1;
FIG. 4 is a rear elevational view of the screw clip of FIG. 1;
FIG. 5 is a top plan view of the screw clip of FIG. 1; and,
FIG. 6 is a bottom plan view of the screw clip of FIG. 1.
The broken lines are provided for illustrative purposes only and form no part of the claimed design. In addition, the portions of the screw clip that are not shown in the drawing do not form any part of the claimed design.