How to remove a security door lock without key. 

This is a step-by-step Locksmith guide on how to remove a security door lock with no keys. This is how to replace a security door key cylinder. Locksmith tutorial video from Little Puggy Community Help.
0.00- 07.15 With the security door opened and unlocked.
07.15- 10.27 With the security door closed and locked.
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