Keys marked with “US Property.” These are government-issued keys and cannot be duplicated. Master keys. Master keys, which are designed to open multiple locks within a specific system, are usually controlled tightly by the organization that owns the system.
There are certain types of DND keys which are actually illegal to copy. They are called restricted keys and provide a much higher level of security for your homes and businesses. Restricted keys are keys that can only be cut by authorised locksmiths with permission from an authorised person who manages the key system.
Basically, almost any key that you currently have can be duplicated using the key cutting process. This is particularly useful when you need a spare key for a family member, a friend or even someone you've engaged to look after your pets and your garden when you're away on holiday.
Yes, for some keys if you go to a key cutting locksmith, they use the codes to cut your key. They will be able to cut all types of keys with a number or code on, such as front door lock key, key cabinets, office furniture to window lock key.
Home Depot employees often ignore the DND key stamp and copy these keys. Additionally, the key machines that are in Home Depot and Lowes ignore the DND stamp as well and will copy a DND key. Most locksmiths will now copy these keys too since they are so common and easily duplicated.
A restricted key is a key with uncommon broaching (a non standard profile) which will only be replicated by the original locksmith, with the expressed consent of the client. This is to ensure unwanted duplicates can't be made by disgruntled employees, axe-grinding former partners, or the dreaded jilted ex!
A key that is patent protected is illegal to copy unless you have special permission. This is designed to keep the key from being freely cut and limits access to the lock it works in.
Do different locks ever have the same key? Yes, pretty often, but not often enough to generally matter. It varies by lock design, but there are a finite number of truly different keys for every mechanical lock.
Keys with high-security features, those that are difficult to replicate, typically cannot be copied. This is either because they require a piece of advanced equipment to be copied or because it is patented by the manufacturer.
Names, titles, short phrases, or expressions
Also exempt: Names. Titles. Short phrases or expressions.
Stamping Keys with a “Do Not Duplicate” Stamp
You may have seen keys with the words “DO NOT DUPLICATE” stamped on them. In fact, we have these stamps at our own shop. Upon request, we can stamp key copies with this text.
The primary key is the minimum set of traits that distinguishes any row of a table. It cannot have NULL and duplicate values. The primary key is used to add integrity to the table.
Basic Yale keys are trivially copied by anyone with a copy machine. I have done it with a file many times, and even a disc cutter. My best was filing a 5 pin Yale on the first go with just a look at the key through the window. But a more expensive lock won't be so easy, even getting the blank can be nearly impossible.
No two copies of keys are exactly the same, even if they were both made from key blanks that are struck from the same mould or cut from the same duplicating/milling machine with no changes to the bitting settings in between.
A restricted key system can only be cut by the locksmith who owns the system, and only by an authorized signatory on record. This ensures complete control over the key management process and limits the number of keys distributed.
How Much Does a Replacement Ultion Key Cost? The cost of an Ultion key will vary depending on the type of lock system you have installed in your home. Generally speaking, the cost for a single key ranges from £50 to £100. This price includes both the cost of the key itself and any associated installation fees.
The National Key Scheme (NKS) offers disabled people independent access to locked public toilets around the country.
A blocking key is used to create a partitioning to pre- classify duplicate records.
Inline 6 restricted key systems ~ $50 to $60 each (medium security) BiLock restricted key systems ~$120 each (high security)
Home Depot offers key duplication services for a range of standard keys, with prices typically between $4 and $10 depending on the key blank. They can duplicate house keys, business keys, and padlock keys from popular brands like Yale, Master Lock, and American Lock.
Ceramic Transponder. Glass Transponder. In short, a transponder key is an automotive key that contains a microchip that can store and send data. Car manufacturers use it to store a unique "password" for the vehicle. It sends this "password" every time the ignition cylinder is turned on.
It's possible to have a duplicate key made without the original. If you don't have the original key or it has been too worn down over time, you'll need to see a professional locksmith who can use a code cutter to identify the groove depths of your lock's key code.