Karcher Design Keyhole Round Escutcheon Satin Stainless Steel helps to prevent against forced entry by the lock cylinder being drilled out, as well as providing a protective surround for a lock cylinder or key hole. A high quality beautifully finished product to suit the Karcher lever on rose. Suitable for use in public buildings with high transit traffic. Bolt through fixing. Category of use 3 - High burglar resistance.