Set of all 4 Corbin Russwin LFIC construction core keys. Includes operating keys for red, green, and blue cores, as well as a control key that works on all 3 colors.
Note: On rare occasions, some people change the pinning in their construction cores. These keys will only work on construction cores using the original/standard pinning. We recommend you make sure these keys will work for your application before ordering.
Keys will be stamped "R" "G" "B" and "C".