Repairing fences can be time consuming and costly. Not anymore! In less than a minute you can tighten your loose fence quickly and inexpensively without cutting the wire. Tightens any type wire up to 12 1/2 gauge without un-stapling and re-stretching. Simply insert the clip and with a couple of turns with tightening handle, your job is done. Will not kink the wire. Can be re-tightened as wire stretches.