The ornamental design for a gearcuttingtool, as shown and described.
FIG. 1 is a perspective view of a gear cutting tool.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a rear elevation view thereof.
FIG. 4 is a top plan view thereof.
FIG. 5 is a bottom plan view thereof.
FIG. 6 is a left side elevation view thereof.
FIG. 7 is a right side elevation view thereof.
FIG. 8 is an enlarged cross-sectional view taken along the line 8-8 in FIG. 2.
FIG. 9 is an enlarged view of the portion 9-9′ in FIG. 1; and,
FIG. 10 is an enlarged view of the portion 10-10′ in FIG. 2.
The broken lines shown in the drawings illustrate portions of the gear cutting tool that form no part of the claimed design. The dot-dash lines show an unclaimed boundary which forms no part of the claimed design. The inside portions of the dot-dash lines form no part of the claimed design.