How do you repair a cracked shutter staple? First, pull out the damaged staple away from the louver with a tool like of needle-nose pliers. Then use some adhesive (like wood glue or epoxy) to spread all over the legs of a new staple. guide the staple into the loop on the louver and direct its legs into the existing staple holes on the tilt rod. For replacement shutter staples, call us at 919-887-9198.