The Muzzle-Loaders Deluxe Steel Nipple Wrench makes it easy to install and remove nipples on any sidelock muzzleloader. The slotted wrench design fits perfectly around your breech plug and nipple. In addition, this hardened steel tool includes an end cap that houses a universal nipple pick for cleaning the inside of the nipple. **DOES NOT fit Pedersoli #11 nipples or non-tapered nipples.