4-dial Combi-Cam combination cam lock offering 10,000 possible combinations. The secure, all-metal keyless cam lock replaces any ¾” keyed cam lock with 10,000 possible combinations that you can easily reset within seconds. For those locations where there’s a large number of people who will have access to the lock, the 4-dial Combi-Cam combination cam lock is a perfect solution. It’s great for mailboxes, medical offices, lockers and more. You can be assured of high security with 10,000 possible combinations.