Do not worry about the sharp peaks between grooves for now -- they come next. The deeper valleys might make it prone to getting caught on the pins. wikiHow's Content Management Team carefully monitors the work from our editorial staff to ensure that each article is backed by trusted research and meets our high quality standards. From the "use this for good, not evil" files comes a fascinating instructional video on how to pick a lock with a "bump key"—a key modified to fit and open any lock. * The surprising thing is why a lot of people seem to tiptoe around the information. Bobbie Dixie. By signing up you are agreeing to receive emails according to our privacy policy. Set up other security measures. So if you make a bump key for your own home, chances are it will work on most homes in your neighborhood. To bump a lock, a burglar inserts a specially cut key into the lock, then gently “bumps” it with a mallet or a screwdriver. This can happen after hitting or jiggling your key. To bump a lock, you’ll need a specially cut bump key. Playing next. To bump a lock, the bump key is entered in the keyhole and then is tapped by a hammer or screwdriver, this will bump (force) all the tumblers (or pins) inside the lock above the shear line. This technique, like any other lock picking method requires patience and time. Click to see full answer. You will have to reset the key in the lock after every time you hit it, though. I am a former thief, but I'm now a lock smith. Learn more... A bump key is a lock-picking tool used to override many locks almost instantly. Pin-tumbler locks are the world's most popular lock, and these include exterior door entry locks for homes. Back in the 70’s, locksmiths introduced a technique for tapping on a lock cylinder while applying some pressure to the back of the lock plug or while pushing the key into the hole with extra pressure. Your key might deform quickly, even in the lock, if it is made of soft metal. Test to see if your lock is bump-proof by putting your key in, give it turning pressure and push it all the way in. Advertisement. wikiHow's. Bump keys are just keys that are cut to the deepest cut on a key. Jan 31, 2018 - How to Bump a Lock. They will only work if you have a cheaper lock, or a very respectable tool set. ()The effect can be compared with a pool cue hitting billiard balls). But with the arrival of COVID-19, the stakes are higher than ever. "Bumping" is a lock-picking technique that refers to the repeated striking motion used to dislodge the pins inside a lock. Include your email address to get a message when this question is answered. To successfully bump a lock, all you’ll need is a bump key, a blunt object and a little patience. There is a way they can make your key. ", "This helped me to know how protect our community.". In most cases, no. Part 2 of 3: Bumping a Lock. Each lock is slightly different, but you'll learn to get the feel for it with some practice. Last Updated: February 20, 2020 It may only make the situation more difficult for using the bump technique. Eventually the lock hit a point where it will be very difficult to turn. One bump key will work for all locks of the same type of key way. The whole deal behind being able to bump a lock successfully is applying the force properly. Aug 1, 2020 - "Bumping" is a lock-picking technique that refers to the repeated striking motion used to dislodge the pins inside a lock. Simpson called a “rapping” or a bump-key. They then use a hammer or screw driver head to tap the key into the keyhole. Afterwards, the pins drop back into place, thus blocking the bump key from turning. This is called the “pull-back” method. You see, the pin stacks in a pin and tumbler lock are spring loaded to keep the cylinder in place so that it can only be turned with the right key. This forces all the tumblers or pins up above the shear line (Don’t understand this). This stopping point is the second number. Many bump-resistant locks are available which cannot be easily opened through the lock bumping method. "It helped me learn a bit more about how things work. No longer. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/f\/fe\/Make-a-Bump-Key-Step-1-Version-2.jpg\/v4-460px-Make-a-Bump-Key-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/f\/fe\/Make-a-Bump-Key-Step-1-Version-2.jpg\/aid367014-v4-728px-Make-a-Bump-Key-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"