The ornamental design for a holder for grillingobjects, as shown and described.
FIG. 1 is a generally a top-directed perspective view of a holder for grilling objects showing my new design;
FIG. 2 is a top view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a right end thereof;
FIG. 5 is a left end thereof;
FIG. 6 is a bottom thereof; and,
FIG. 7 is a cross-sectional detail view taken along the line 7-7 of FIG. 2.
In the figures, the portions depicted in broken line, including the top and bottom surfaces between the claimed elements, form no part of the claimed design.