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The Ingersoll SC71 Nightlatch is a high security lock and is virtually impossible to pick. This nightlatch automatically deadlocks when the door is closed and is withdrawn by the pull lever inside or key outside. The deadlock has ten lever cylinder mechanism. * Supply and fit only in London, UK.
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Data sheet
| Packaging | : Boxed |
| Finish | : Polished Brass, Satin Chrome or Polished Chrome |
| Brand | : Ingersoll |
| Mechanism | : 10 Lever Cylinder |
| Case Width | : 89mm |
| Backset | : 60mm |
| Case Height | : 67mm |
| Case Depth | : 16mm |
| Handle Projection | : 19mm |
More info
The bolt is a deadbolt and therefore cannot be forced by plastic and is designed to resist hacksaw attack. This particular lock can also be doubled locked on exit, although will then lock in anyone who remains inside, so should only ever be done if there is another means of exit.