Grill brush with lateral bristles

FIG. 1 is a top plan view of a grill brush with lateral bristles showing my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The portions shown in dashed lines form no part of the claimed design.