#5/50 Keyed Alike Lock #6526 is a keyed alike lock that is perfectly used to make entry difficult with a duplicate key. Its structure has a 5-pin cylinder, which is difficult to manipulate. And its construction is made of zinc, which prevents external elements from causing internal damage to its cylinder and external damage to the body. It also has a silicone bumper that wraps around the bottom of the latch, becoming an additional layer of protection against scratches on the ite you are securing. In addition, this heavy duty locks features make it ideal for use in jobsite storage boxes, security gates and tool stations.