The uncut KB3, 1663 Kimball Office Key is a high-quality key blank designed for use with Kimball office locks. It is compatible with Ilco, Ilco EZ, and Original key cutting machines, making it a versatile and convenient choice for locksmiths and key cutting professionals. This key blank is made from durable materials and is easy to cut to fit a wide range of office lock models. It is an essential tool for any professional locksmith looking to provide efficient and reliable services to their clients.