FIG. 1 is a perspective view of a hole saw according to the present design;
FIG. 2 is a side elevation view thereof;
FIG. 3 is another side elevation view thereof;
FIG. 4 is another side elevation view thereof;
FIG. 5 is another side elevation view thereof;
FIG. 6 is a plan view thereof; and,
FIG. 7 is another plan view thereof.
The broken lines show portions of the hole saw which form no parts of the claimed design. In addition, the appearance of any portion of the hole saw between the dash-dot break lines forms no part of the claimed design.
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