This is a Kwikset Re-keying kit for Kwikset 5-pin door locksets. Pre-cut keys, pin tumblers, special tools and instructions allow novice to rekey up to 6 locks. Note: 1. The pins included in these kits are for rekeying a Kwikset lock to the new keys provided within same kit. 2. Old keys will be required as part of the re-keying process with this kit.