![]() Standard commercial security hardware continues to be widely used today. Simplified access – Cleaning staff and managers, for example, can access multiple departments and facilities with single keys, eliminating the need for heavy key rings.Increased security – Master key system design allows you to give different employees different levels of security authorization and access.These are the benefits our clients enjoy the most: Changing a standard pin tumbler to accommodate a master key system, requires adding a master wafer which is placed between the key pin and driver pin. ![]() To lift the key pins to the correct height, a key must have the right set of grooves in it. When the appropriate key is inserted, both pins are lifted so that they rest on opposite sides of the shear line. These pin tumbler locks include a driver pin and a key pin. To make this system work, pin tumbler locks are often used. This diagram shows the four main types of keys involved in a master system.Īt a very basic level, you need to know that a master key system allows two or more keys to open one lock. The change key’s corresponding lock can also be opened by the master key.
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