The ornamental design for a tool-box, as shown and described.
FIG. 1 is a perspective view of a tool-box, showing my new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a right side view thereof,
FIG. 7 is a left side view thereof; and,
FIG. 8 is rear view thereof.
The dash-double-dot lines in the drawings represent tangent points of a radius edge. The breakaway portions shown in FIGS. 1-5 are included to show that the tool-box has no specific length. Shading in the figures are for illustrative purposes only and form no part of the claimed design.