This keyhole rosette is specially designed for overlay locks. By using a high quality brushed stainless steel (AISI 316) this rosette has a very long life. This security rosette is afterwards provided with a black finish. In addition, this rosette is SKG*** approved, which means that it is an extra heavy burglary resistant product. You can apply this rose on overlay locks with a fixed or loose tail cylinder of among others Lips and Nemef. And in the case of renovation, installation is extra easy. You can use the existing hole pattern in the door.