Kwikset Re-Key A Lock Kit, 5-Pin Tumbler Sets with Keys, Tools 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.