FIG. 1 is a perspective view of a portable beauty tool assembly showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a side view thereof;
FIG. 5 is another side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is another perspective view thereof;
FIG. 9 is another perspective view thereof;
FIG. 10 is another perspective view thereof;
FIG. 11 is another perspective view thereof;
FIG. 12 is another perspective view thereof; and,
FIG. 13 is another perspective view thereof.
The broken lines illustrate portions of the portable beauty tool assembly or environmental structure that do not form a part of the claimed design.