Drill Bit for Drilling Concrete

FIG. 1 is a perspective view from the upper side of a drill bit for drilling concrete showing my new design;

FIG. 2 is a perspective view from the lower side thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a reference view illustrating the state of the use thereof; and,

FIG. 10 is an enlarged view of the indicated portion of FIG. 9 .

The broken lines in the drawings are for the purpose of illustrating environmental structure and form no part of the claimed design. The dot-dash broken lines in FIG. 9 and FIG. 10 represent boundaries of the enlarged portions and form no part of the claimed design.