Automatic deadbolt locking euro mortise lock Compliance: din18251-4 200, 000 life cycle Gb12955-2008 90 mins fire rate Dead bolt and latch bolt are made by casting stainless steel 304 Forend is anti-figerprint stainless steel 304 Follower is casting stainless steel 304 Finish: ss Suitable for wooden and steel door, flat door, rebated door. Non handed design Application: proof door, smoke proof door. The detail of standard configuration: Handle: outside handle fixed, inside panic bar or handle. Lock: screws and 8*8*100mm spindle Cylinder: key/key euro pfofile cylinder, key/turn euro profile cylinder, or half cylinder. Suitable for foor thickness 45-50mm Function: Exit door: unlocked from outside by key Inside pushbar or lever handle for immediate exit Master key is available. When the door close, the deadbolt automatic extended.