The ornamental design for a toolchest, as shown and described.
FIG. 1 is a perspective view of an embodiment of our tool chest, in which only a portion of the tool chest (the right side) is shown in solid lines;
FIG. 2 shows the right side thereof;
FIG. 3 is a perspective view of an embodiment of our tool chest, in which only a portion of the tool chest (the right side) is shown in solid lines; and,
FIG. 4 is a perspective view of an embodiment of our tool chest, in which only a portion of the tool chest (the top) is shown in solid lines.
The dashed lines in the figures form no part of the claims design. All other surface(s) or portion(s) of our tool chest not shown in the figures or otherwise described in the specification, including the back and bottom thereof, form no part of the claimed design.