Luggage locks can help keep your possessions from going astray. But they can turn on you, too, if you forget the combination. Here's how to fix that.

Luggage locks can help keep your possessions from going astray. But they can turn on you, too, if you forget the combination. Here's how to fix that.

Some are so simple that this process can even be automated, as [Mew463] has shown by building a machine that can open a Master combination lock in less than a minute.