locks
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Build A Device That Can Crack Master Combination Locks In Under 30 Seconds
We’ve shown you a calculator that can help you crack a master combination lock before, but this device will do all the work for you in under 30 seconds.
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The Best Bike Lock (And How To Use It), According To Bike Thieves
A decent bike lock can be the difference between cruising home and being forced to walk — not to mention the blow a stolen can deal to your wallet. This bike lock will give you the most bang for your buck, and it’s what seasoned bike thieves would use on their own rides.
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Ask LH: Will Bluetooth Locks Invalidate My Insurance?
Hey Lifehacker, I’ve been looking at the new Bluetooth door locks but I am worried about my home insurance if the locks aren’t standard. What are the insurance ramifications from installing a couple in my house?
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Turn A Bra Underwire Into A Lock Pick
Maybe you often lock yourself out of your own house, or perhaps you just want to learn how to pick locks to get a better understanding of security. If you don’t have a set of picks handy, Instructables user hailtothkngbby shows us how to make one using the underwire in a bra.



