The Keyhole Guards on the front of rosettes protect the doors or unit. There is no possibility to break the rosette while there is a Key Hole Guard in front of the steel badge. But, this patented product of Master can crush it.
It is a very supportive product for the steel rosette crushing tools. By crushing the Keyhole Guard, the lock core and the steel rosette can be intervened, and thus it is possible to open the doors with the potential to interfere with the door.
