Contrary to what one might think upon hearing the term, key impressioning Clipping the vice grips on the key blank, you take your file and polish the top of the. Our site stocks a wide variety of key impressioning tools, kits and files. Find the right impressioning tool to get full control and accuracy today!. To start of you need a blank, uncut key that fits in the lock. Preferably it should be brass, but other materials do work. During the impressioning process, we will.

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The key is cut to the lowest depth positions potentially lower, depending on tape thickness and tape placed across the bitting surface.

Locksmithing/Key Impressioning – Wikibooks, open books for an open world

When placed in the lock, torque is applied and the key is gently rocked against the pins. Tubular lockswarded locks, disk detainer locks, etc. First, impreseioning negative-image of the key is created in a soft material, usually clay or silicone.

Now, if you have your lock in front of you, and your key blank is adequately prepared, you can insert the key into the lock and begin the process. You can also use the skill practically if you lost your keys and you need a new one made for cheap.

Views Read Edit View history. Also, for most of this article, the focus will be on basic pin tumbler locksbut there will also be a brief overview that discusses how impressioning works on other locks. Technically, too much torque is impossible provided the key blank withstands it and can be moved to produce marks.

(867) How to Impression a Key

Once all components are positioned correctly the lock will open. If you are a beginner who was looking to learn more about impressioning, and some of the things that go into it, I hope this post has been beneficial to you. With lever or warded locks, the blank may impresskoning coated with something to make identifying marks easier. These methods are commonly referred to as the pulling, rocking, and tapping kye.

For instance, if you file the grooves to deep, the entire process is in jeopardy, but mistakes like these are common among beginners.


These markings are then filed down to achieve the cuts on a key. Most professionals would resort to other, more efficient, methods when confronted with locks like these. Sometimes a micrometer will be taken to the key and cuts will be rounded to the nearest known factory cut to produce a key by code. This is exactly the kind of file kye need for a process like lock impressioning. It should also be noted that each of the aforementioned methods still requires the lock to be inserted, and a suitable amount of torque to be applied.

Some pressure-responsive impressionint eliminate the necessity of requiring a proper key blank, as well. Before starting the impressioning, it is generally good to count the number of pins in the lock with a hook pick, thus helping choose the correct sized blank. However, it is impressuoning the most accurate way to gauge the positions of where the groove depths should be. Auto locksmiths, garage services, recovery companies and anyone that needs to gain entry into vehicles in a non destructive method.

Method [ edit ] Tools required Impressionjng key blank that will fit the lock Vise-grip pliers Rat tail and pippin files Swiss cut 4 variety Skilled eyes Clipping the vice grips on the key blank, you take your file and polish the top of the key the part of the key that the pins come into contact with your pins. Pressure-responsive materials are commonly wax, lead, foil, plastic, or elastic tape.

This method works fantastically well on car doors and other wafer locks. After obtaining marks the key is inspected. This makes it easier for you to practice and get comfortable with the process, it also gives you the freedom to make mistakes that impact your learning process.

If the key specifics are known the key may be cut to the next possible depth. Continue to repeat this process until impressioinng are no more marks being made on the blank.

When a component reaches the correct height it will not bind against the plug, and no longer leave marks on the blank. As you progress and move on to harder locks that are yoursyou will come to find that there are some easier ways to achieve these results by means of a key cutting machineor a caliper that lets you measure the groove depths. You repeat this process.


Doing so allows you to make a functioning key without having to completely pull your lock apart. Once the component is properly aligned it should no longer bind or produce marks.

A Beginner’s Guide To Lock Impressioning

A key made of or prepared with a pressure-responsive material may be used to automate or aid in the process of manipulation-based impressioning. As has already been impreseioning, impressioning is done to fashion a working key from a lock.

Also, a simple rule that will really help you with this process, is to only file parts of the key blank where the appropriate marks have been made.

I will say that lock picking is probably much more challenging and requires constant practice with the right lock picking tools and right practice locks.

Get free useful tips and resources delivered directly to your inbox. Similar to lock picking, beginners should try their luck out on some good practice locks, instead of jumping straight into a lock that might be on the list of best padlocks or best front door locks.


Copying focuses on making negative-image molds of a source key, while manipulation uses various techniques to determine the proper heights of internal components.

It is usually the case that you will find a locksmith impressioning a lock. Foil and metal tape may also be used for other types of locks, namely pin-tumblers. The softer material makes it easier to produce and analyze markings, but the material must be strong enough to withstand torque applied during the impressioning process.

All non-copying impressioning techniques rely on the ability to bind internal components until they are in the correct position.

Locksmiths and other seasoned professionals, such as BosnianBilldo not always use Key grips because they are much more experienced. The practice of using carbon is known as smoking the key blank. A lock like the Master No. Each of these procedures are quite similar, so feel free to try each of them to see what works for you. The lock itself will not open, because the key blank does not yet have the appropriate groove depths that correspond to the height of the pins within the lock cylinder.