I claim the ornamental design for a dry-cast concrete block, as shown and described.
FIG. 1 is a perspective view of a dry-cast concrete block showing my new design;
FIG. 2 is a top view of the dry-cast concrete block of FIG. 1;
FIG. 3 is front view of the dry-cast concrete block of FIG. 1;
FIG. 4 is a left side view of the dry-cast concrete block of FIG. 1;
FIG. 5 is rear view of the dry-cast concrete block of FIG. 1;
FIG. 6 is right side view of the dry-cast concrete block of FIG. 1; and,
FIG. 7 is a top view of the dry-cast concrete block of FIG. 1, with like blocks shown for illustrative purposes in broken lines and form no part of the design.
The other broken lines form no part of the design and are for illustrative purposes only.