![]() ![]() “In our brute-force kick tests, the cause of failure is more often than not the short screws used to attach the strike plate to the door frame,” says Misha Kollontai, CR’s test engineer for door locks. They repeat the test eight times, with the ram raised to increasing heights-or until the lock fails. That’s why CR engineers conduct kick-in tests using a custom-built jig that swings a 100-pound steel battering ram against a locked door. ![]() But even if you’re diligent about locking up, you need a good deadbolt to thwart thieves. Most burglaries involve criminals forcibly entering your home, according to Federal Bureau of Investigation statistics-and that includes coming through your front door.
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