High security: the cylinder is protected against various burglary methods, including bumping, picking, and drilling.
patented key: the key features a patented moving part (a "magic ball") that makes unauthorized copying and 3d printing of keys nearly impossible.
durable construction: it incorporates a sturdy stainless steel bridge and a u-clip anti-drilling system.
emergency function: the lock has an emergency function, allowing it to be operated from both sides even if a key is already inserted on the other side.