The ornamental design for a firearmwrench, as shown and described.
FIG. 1 is a top, rear, left perspective view of a firearm wrench showing our new design;
FIG. 2 is a bottom, front, right perspective view of the firearm wrench of FIG. 1;
FIG. 3 is a top plan view of the firearm wrench of FIG. 1;
FIG. 4 is a front elevation view of the firearm wrench of FIG. 1;
FIG. 5 is a bottom plan view of the firearm wrench of FIG. 1;
FIG. 6 is a rear elevation view of the firearm wrench of FIG. 1;
FIG. 7 is a right side elevation view of the firearm wrench of FIG. 1; and,
FIG. 8 is a left side elevation view of the firearm wrench of FIG. 1.
The broken lines showing portions of the design in all figures are included for the purpose of illustrating environment and unclaimed features and forms not part of the claimed design.