The ornamental design of a faux finishpaintingtool, as shown and described.
FIG. 1 is a perspective view of a faux finish painting tool showing my new design;
FIG. 2 is a front elevation at an enlarged scale of the tool seen in FIG. 1, the rear elevation being a mirror image of the front;
FIG. 3 is a bottom plan view at an enlarged scale of a portion of the tool seen in FIG. 2; and,
FIG. 4 is an end view of the tool, the opposite end being a mirror image.
Broken Lines showing environmental structure in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. The tool has been shown broken away in FIG. 3 for ease and clarity of illustration.