Tool Holder

FIG. 1 is a top, front, and right perspective view of a tool holder showing my new design; FIG. 2 is a front elevational view thereof, the rear, the left side, and the right side being mirror images; FIG. 3 is a top plan view thereof; FIG. 4 is a bottom plan view thereof; and, FIG. 5 is a cross-sectional view taken along the line 5 - 5 in FIG. 3 . The broken lines in the drawings illustrate portions of the tool holder which form no part of the claimed design. The dot-dashed line in the figures defines the boundary of claimed design and forms no part of the claimed design.