The #1 Kwikset Top Pin 100PK is a trustworthy replacement for the OEM Kwikset Part Number 1858. This set includes 100 top pins, perfect for rekeying multiple locks. The pins are color-coded for straightforward identification, with the #1 top pin being gold colored. They are crafted from full-hard #360 alloy brass and are manufactured to the original design. Made in the USA, the #1 Kwikset Top Pin 100PK is a dependable and long-lasting choice for those seeking to rekey Kwikset locks.FAQsCan I use any key in a Kwikset Smart Lock?No, you can’t use just any key. Kwikset Smart Locks only work with keys that match their specific keyway. For models with SmartKey technology, you can rekey the lock to a different Kwikset key but not to other brands like Schlage or Yale. Always ensure the key is compatible with the lock’s internal mechanism.Are Kwikset top pins universal for all Kwikset locks?Yes, Kwikset top pins like the #1 size are compatible with standard Kwikset pin tumbler locks, but using the correct size is essential for accurate rekeying.