I claim the ornamental design for a battery powered cut-off machine, as shown and described.
FIG. 1 is a right-rear perspective view of the battery powered cut-off machine;
FIG. 2 is a left-rear perspective view of the battery powered cut-off machine shown in FIG. 1;
FIG. 3 is a rear view of the battery powered cut-off machine shown in FIG. 1;
FIG. 4 is a left side view of the battery powered cut-off machine shown in FIG. 1;
FIG. 5 is a right side of the battery powered cut-off machine shown in FIG. 1;
FIG. 6 is a front view of the battery powered cut-off machine shown in FIG. 1; and
FIG. 7 is a top view of the battery powered cut-off machine shown in FIG. 1; and,
FIG. 8 is a bottom view of the battery powered cut-off machine shown in FIG. 1.
The subject matter shown in dashed lines, and any surfaces of the design not shown, including interior surfaces, form no part of the claimed invention.