Toothpick Handle

What does the 3D printing community do to clear the perf-boards some printers use as print beds when the item is putty-knifed off the perf-board leaving dozens, sometimes hundreds of little beads in the holes?

I have experimented with paper clips, tweezers with sharp points, needles, but the only thing I've found to consistently push out those little dots is a hardwood toothpick with square sides and pencil-points.

These can be strong enough to push out the most stubborn hanger-on, but the