DIY: How To Copy A Key At Home

If you have a key that you need copied, you could always take it a locksmith or your local hardware store, where they will be able to copy your key usually within minutes for a small fee. But, what about you enterprising do-it-yourselfers? Is there a simple way to copy a key at home without paying someone else to do it. Actually, there are a few ways to do that. But, keep in mind that key replacement for locks that you don’t own is not only unethical, it may be illegal.

If your key looks, like this you might have more trouble copying it.

If your key looks, like this you might have more trouble copying it.

There are a variety of ways to copy a key to avoid having to do a rekeying on a particular lock. The first step is to take an impression or image of the key that you want to copy. In order to get it accurate, make sure that you either use a scanner or a camera with a ruler or other object in the frame for measurement purposes. Alternatively, you could use some clay to make an impression of the key.

Once you have your impression or image of the original key, the next step is to make our copy. There are various ways of doing this. Some people recommend using a soda can or another type of malleable and easily cut metal to make the copy. The only issue with this is that it mill likely require you to use a tensioner when actually attempting to unlock locks with the key replacement that you have just made. Another option is to find a blank key or a larger key and place it underneath the key which you would like to copy. Then spray paint them at a 90 degree angle so that the larger key is marked where it should be filed down. You can then file down the larger key to have a perfect copy.

These techniques may work in a pinch, but remember that they won’t work on all locks and they won’t always prevent you from needing to do a rekeying or to get a professional key replacement down by a locksmith or other professional. However, for those of you who love to DIY, this can be a very cool project that can save you some time and money (if done correctly). For more information and detailed steps, hit the Google.