The ornamental design for an adjustablegrinderhead for an adjustablegrinder, as shown and described.
FIG. 1 is a top and right front perspective view of a first embodiment of an adjustable grinder head for an adjustable grinder;
FIG. 2 is a front elevational view thereof, the back elevational view being a mirror image of the view shown;
FIG. 3 is a left side elevational view thereof, the right side elevational view being a mirror image of the side view shown;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a top and right front perspective view of a second embodiment of an adjustable grinder head for an adjustable grinder;
FIG. 7 is a front elevational view thereof, the back elevational view being a mirror image of the view shown;
FIG. 8 is a left side elevational view thereof, the right side elevational view being a mirror image of the side view shown;
FIG. 9 is a top plan view thereof; and,
FIG. 10 is a bottom plan view thereof.
The phantom-line and/or broken-line depictions in the drawings are shown for environmental and illustrative purposes only, and form no part of the claimed design of the present invention.