Master Key System

WHAT IS A MASTER KEY SYSTEM? Plain and simple, a master system works like any regular system, but it allows you to have different levels of access to each lock. Wait – what’s a key system level, and how does this whole “master key system” idea work? First off, you need to understand how cylindrical locks work. A master system takes a standard pinning one step further and uses “master wafers” or “spacers” in each chamber. These wafers create an additional shear line that allows the master key to turn in all of the locks. This way, you can have different pinning combinations for different levels, but the extra shear line(s) can allow a number of different keys to work the lock. HOW ARE MAS

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