FIG. 1 is a perspective view of an end portion of a coil spring showing our design;
FIG. 2 is a top view taken of the end portion of the coil spring of FIG. 1;
FIG. 3 is a bottom view taken of the end portion of the coil spring of FIG. 1;
FIG. 4 is a front elevational view of the end portion of the coil spring of FIG. 1;
FIG. 5 is a rear elevational view of the end portion of the coil spring of FIG. 1;
FIG. 6 is a side elevational view of the end portion of the coil spring of FIG. 1; and,
FIG. 7 is a side elevational view, showing the side opposite that shown in FIG. 6.
The broken lines are for environmental purposes only and form no part of the claimed design.