4 Ways to Make a Pinwheel wikiHow
· Make the pilot hole in the dowel. Use a thumbtack to make the hole, about ½ inch ( centimeters) down from the tip. Press a thumbtack into the dowel until it sticks, then lightly strike it with a hammer. Pull it out when you are done. Soak the dowel in warm water for a few minutes first; this will help prevent it from breaking.