How do you repair a cracked shutter staple? Locate and remove the damaged staple from the louver with some of needle-nose pliers. Then use some adhesive (like wood glue or epoxy) to coat the legs of a new staple. weave the staple through the loop on the louver and guide its legs into the same staple holes on the tilt rod. For new shutter staples, call us at 435-485-9332.