The ornamental design for a plier, as shown and described.
FIG. 1 is a front view of the plier showing our new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is an enlarged view of FIG. 1;
FIG. 8 is a cross sectional view taken along line 8-8 in FIG. 5;
FIG. 9 is a cross sectional view taken along line 9-9 in FIG. 7;
FIG. 10 is a sectional view taken along line 10-10 in FIG. 7; and,
FIG. 11 is perspective view with the jaws in an open position.
The evenly-spaced broken lines in the drawings illustrate portions of the plier that form no part of the claimed design. The unevenly-spaced broken lines in the drawings illustrate the bounds of the claimed design and form no part thereof.