Security cylinders Our flat key cylinders are equipped with the latest protection systems: spring loaded precision pins, anti-bump protection, anti-extraction, a high number of combinations, etc. Plus they feature an almost unlimited masterkeying capability for dwellings, offices and institutional buildings of every size. T60 cylinderT60 Euro profile double cylinder with reversible dimple k… T70 cylinderT70 Euro profile double cylinder specially designed to of… T80 cylinderT80 medium security Euro profile double cylinder with rev… TD60 cylinderTD60 patented Euro profile double cylinder that covers th…