Today's tool is brought to you by : American Crafts.
It is the: KNOCK OUTS PUNCHES.
BORDER PUNCH VALUE KIT
You can add a decorative edge to your projects with Knock Outs Border Punches. With a variety of designs, this interchangeable system of punches are sure to fulfill all your border needs.
So you can purchase it as a VALUE KIT or get the base unit separately with one border punch & that looks like this:
BORDER PUNCH STARTER KIT