The #1 Kwikset Master Pin 100PK is a high-quality pin set that is a direct replacement for OEM Kwikset part number 3108. It includes 100 gold-colored master pins, enough to rekey multiple locks. The pins are made from full-hard #360 alloy brass and are produced using the original manufacturing design. This ensures a perfect fit and reliable performance in Kwikset locks. The #1 Kwikset Master Pin 100PK is made in the USA and is a great option for locksmiths and anyone looking to master key Kwikset locks.