ClickSafe Master Coded Combination **** MINIMUM ORDER QTY IS 25 ***DROP SHIP ONLY**** There is not master key available for the K64679. The "master coded" in the title description describes the fact that each set of 25 comes pre set to a specific combination. The admin receives a list of the 25 serial numbers of each lock and what is the corresponding combination to be able to distribute among employees and be able to keep track of every combination.