It is one of the best physical security system which strictly against to duplicated unlock operation process
Excellent 1.97 billion light weight key combinations with highly protect master key
Provides smooth key entry
Can be used as master keyed and keyed alike with door locks
EN1303 Grade 6 level 2
Thumb–turn Euro profile hardened is steel cylinder with Satin chrome polish coating
Outside key operation; Thumb–turn for interior operation