Lock Picker Details 'One Of The Greatest Lock Design Blunders Of All Time'
You've probably used a Kaba Simplex Series 1000 door lock and knob at some point — they're all over the place. They also have a design flaw that makes them basically worthless.
July 2, 2019 at 01:48PM
via Digg https://ift.tt/2LyBHIW 910550351
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