The ornamental design for an engravingtool, as shown and described.
FIG. 1 is an isometric view of an engraving tool.
FIG. 2 is another isometric view of the engraving tool of FIG. 1.
FIG. 3 is a top plan view of the engraving tool of FIG. 1.
FIG. 4 is a bottom view of the engraving tool of FIG. 1.
FIG. 5 is front view of the engraving tool of FIG. 1.
FIG. 6 a rear view of the engraving tool of FIG. 1.
FIG. 7 is a left side view of the engraving tool of FIG. 1; and,
FIG. 8 is a right side view of the engraving tool of FIG. 1.
The broken lines in FIGS. 1 through 8 depict portions of the engraving tool in which the design is embodied that form no part of the claimed design. The dash-dot-dash broken lines define the boundaries of the claimed design.