Blank FK key for your local locksmith to cut. We can also supply cut to code under part number KEY-FK Original codes run from FK001-FK099 and FK876 to FK955 Note this key is the same milling and code series as the more common FS key but with a longer blank area to the shaft and a rectangular head. Click on line drawing for photo of key. OEM - Union FK, Union 16 Silca - UNI16 Ilco - H62DR