Keys, those small, often overlooked objects, play a pivotal role in our daily lives. They are our gatekeepers, granting access to homes, vehicles, and countless other valuable possessions.
From the simple house key to the intricate high-security systems, keys come in a wide variety of forms, each designed to meet specific needs and security levels.
Although we use keys every day, many of us probably don’t know much about the different types of keys available in the market.
To give you a broader understanding of how many types of keys are and their uses, here we have compiled a list of some of the common key types that are being used.
What are the Different Types of Keys?
As keys play a crucial part in our lives, it is quite obvious that we should have good knowledge about them. Therefore, let’s take a closer look at some of the common types of keys that you can buy:
1. Cylinder Types of Keys
These are some of the most common types of lock keys available on the market. Cylinder keys are used in cylinder locks, which are frequently found in homes and businesses. These keys have a smooth, long blade with cuts on both sides to fit the pins inside the lock.
Cylinder keys are typically composed of durable materials such as brass or steel that last a long period. Door cylinder locks are popular because they are simple to install and replace keys.
They also have extra security measures such as being difficult to pick or push open, which helps to keep goods safe.
These door key types are commonly used in homes, business buildings, hotels, and stores. Their simple looks and efficacy make them a popular choice for securing important assets while offering owners peace of mind.
2. Smart Keys for Modern Cars
Smart car keys, also known as proximity keys or key fobs, communicate with and operate your vehicle using advanced technology such as radio waves or a Bluetooth smart key finder.
When you approach your automobile with this key, the key and the car connect, allowing you to enter or start the engine. Some smart car keys even let you open and start the vehicle without inserting the key.
Many persons who deal with autos have found these types of keys to be extremely useful. Smart keys for cars are also safe because they need hard codes to duplicate or hack, making it difficult for thieves to take our keys. Some keys can also activate an alarm or send an emergency signal.
3. Access Cards Used to Open Doors
Access cards are another novel key type. Access cards are little plastic devices used in electronic access control. They have a little computer chip or magnetic stripe that saves information and allows individuals to access places.
You may have seen them frequently at hotels, offices, and apartments. To open doors, simply swipe or insert the key card into the scanner. The best part about these door lock key types is that you can assign many key cards to various people and easily change their access.
However, be cautious because they may be hacked or copied by others. Key cards are also less expensive and more environmentally friendly than metal keys because they can be reused and programmed for new users.
Read In Detail: Card Access Systems – A Complete Guide to Understanding Key Card Entry Systems
4. Dimple Key
Instead of the typical key cuts, these keys have small dimpled holes. These holes match certain pins inside the lock, allowing it to revolve smoothly and open.
Dimple keys are noted for their safety and accuracy. Many of us enjoy utilizing them because they are difficult to obtain or replicate without authorization.
They are frequently employed to protect expensive items and key locations. Key makers near me and security experts propose dimple keys for areas that require extra safety. These types of keys are well-made, so they suffer a long time and do minimal harm to the lock.
5. Sidebar Keys
Sidebar keys are commonly employed in high-security locks, particularly in autos. They have an extra groove called a sidebar, which must be properly aligned inside the lock for the key to turn.
This provides further protection to prevent illegal copying. These types of keys are vital for current security systems since they make it more difficult to break in.
They are widely used in the automobile industry to deter car theft and preserve important possessions. As technology advances, sidebar keys may develop even further, providing more advanced security solutions for a variety of applications.
6. Transponder Types of Keys
Transponder keys are used in current autos to prevent theft. These keys contain a unique electronic chip that communicates with the car's security system.
When you insert the key into the ignition, the car checks the chip's code to start the engine. This technology is beneficial since it makes it much more difficult for thieves to steal cars. Transponder keys have made a significant difference in automotive security.
The electronic chip in the key sends a signal to the car, allowing only the correct key to start it. This means that thieves will be unable to take the car as readily as they previously did.
As a result, car thefts have decreased significantly since these keys became popular. Transponder keys are not only safer, but also more convenient.
Also Read: Advantages & Disadvantages of Keyless Entry Systems for Cars
7. Vat Keys
VAT (Vehicle Anti Theft) keys used to be widespread in older vehicles. They had a small resistor pellet that the car's ignition system used to confirm the key was authentic.
If it matched, the vehicle would start. However, this technology is no longer relevant and has been superseded by more secure options.
Modern vehicles have greater security features, such as OBD (On-Board Diagnostics) scanners and transponder keys. These car door key types have a tiny chip inside that communicates with the car's immobiliser.
The chip sends a specific code that the automobile recognises, allowing only the correct key to start it. This makes it difficult for burglars to take the car.
Some current cars even include ultra-secure methods of verifying the owner's identity, such as fingerprint scanners or facial recognition.
8. Mechanically Cut Key
Mechanically cut keys are traditional types of keys manufactured with machinery or tools. Because of their simple design, they are easily copied.
Though they are not particularly secure, they are widely utilised. Because they are simple to create, these keys are less expensive than laser-cut keys. Locksmiths can readily make duplicates for you.
These keys are also durable and solid, making them suitable for use in car ignitions and smart door lock systems.
Even though they aren't as secure as laser-cut keys, these door lock key types provide adequate security for regular use. However, if you require more security to prevent unauthorised copies, laser-cut keys are a better option.
9. Valet Types of Keys
Valet keys are specialised car keys used by valets and mechanics.
They can open car doors and start the engine, but they cannot access the trunk or glove compartment, which protects personal belongings. This extra security is useful when other people park their automobiles, such as in hotels or restaurants. Valet keys keep our belongings safe.
They prevent others from inspecting or taking our personal belongings. These keys are simple to use and provide us confidence when we hand over our cars to someone else for a short period.
10. Keys with Cuts on Both Sides
A double-sided key contains teeth on both sides. This means you can insert it into a lock from any direction. It's quite useful because you don't have to worry about placing it correctly to unlock something.
People enjoy using these types of keys since they function in both homes and offices. It makes opening doors extremely easy because the teeth fit neatly inside the lock.
Furthermore, bad people will find these types of keys for doors more difficult to pick the lock, making it safer. Some double-sided keys look great, with different designs on either side. So they are not only functional, but they may also add a touch of style to your keychain.
Recommended Read: Evolution of Car Keys: Traditional Keys to Smart Keys for Cars
11. Master Key
A master key is a strong form of key that can access multiple locks in a single location, such as hotels, workplaces, or residences. It contributes to security management by granting various people varying levels of access.
However, it is critical to constantly monitor its use to avoid unauthorised entry. The concept of a master key has existed for a long time and is employed in a variety of scenarios. It is not limited to hotels, offices, and flats, but also includes schools and government buildings.
12. Padlock Types of Keys
A padlock key is a small metal key used for opening padlocks. These are one of the most basic types of keys and locks and come in variety of shapes and sizes. Most padlock keys contain notches or grooves that allow the lock to revolve and unlock.
People use them to secure lockers, gates, and storage containers. A wall-mounted key organiser box can be an excellent addition for keeping all of your keys, including padlock keys, in one secure location.
Padlock keys are supposed to be secure, making them difficult to reproduce without authorization. Some padlocks are more fancier, including electronic or fingerprint keys for enhanced security.
13. Flat Keys
These types of keys are simple keys with cuts on one side. They work well in basic home locks and are okay for not-so-risky situations. They are popular because they are free to use and don’t cost much.
You can make duplicate copies easily if you need more. Flat keys can be used in many everyday things like padlocks and cabinets. However, they may not be very good option in important places.
If you need better security, you should choose more advanced types of locks such as smart lock installation. Still, flat keys are good for places where you don’t need very high security or just for a short time.
They are also strong and don’t break easily so you can use them for a long time.
14. Handcuff Key
Handcuff keys are used to unlock handcuffs and other restraints. They are compact and easy to conceal, allowing law enforcement and security professionals to transport them effortlessly.
Handcuff keys are not the same for all handcuffs since different businesses manufacture them differently to ensure their security.
These keys are extremely useful for police and security personnel because they allow them to rapidly release someone who is bound. They can store these universal handcuff keys on their keyring, in a pocket, or concealed in their clothing.
Officers must be familiar with various kinds of keys because not all handcuffs use the same key. To prevent unlawful copying or distribution, these keys are produced under tight restrictions and security procedures.
15. Laser Cut Car Key
Laser-cut car keys are types of keys created with lasers that create precise patterns on the blade. This makes them difficult to replicate without specialised equipment, increasing protection against unauthorised copying.
These types of keys for doors of cars are quite popular in modern security systems due to their accurate cutting and additional safety features.
The complicated designs make it difficult for thieves to copy the keys. This gives homeowners and businesses peace of mind because their properties are better protected. Laser-cut keys also function smoothly and are easy to use.
16. Spare Key
A spare key is an extra key that you create in case you lose your main key. It can be really useful if you can't find your primary key. Many people maintain portable lock boxes with trusted friends and family or hide them in secure locations.
Spare keys are not only useful but also make you feel safer. Imagine you arrive home late at night and can't find your key; having an extra key can save you a lot of stress and bother.
It is also useful in situations, such as when you need to rapidly enter your home during a medical emergency. Some people utilize smart locks or keyless entry systems to store spare keys. These allow you to create virtual extra keys.
17. Skeleton Types of Keys
Skeleton keys are simple types of keys used to open specific types of locks. They have a flat shaft with one tooth, allowing them to readily unlock the locks.
They were once common, but they are now regarded as historical artefacts rather than security measures. People have historically used skeleton keys, particularly when these locks were common.
These keys were quite useful because they could open a variety of door and cabinet locks with just one tooth each. Nowadays, we have more complex locks, such as pin-based or electronic ones. Because of these new locks, skeleton keys are no longer very useful.
18. Tubular Key
Tubular keys are round and often used in vending machines, bike locks, and some electronic locks. These keys contain grooves on the edges that match to the lock's pins.
They are built in this manner to be difficult to pick and provide better security. Tubular keys come in a variety of sizes and are designed to fit specific locks perfectly.
Although they provide increased protection, replicating or replacing them may necessitate the use of specialized tools. They are less common in traditional household locks.
However, they are extremely dependable and robust, which is why businesses and public locations frequently employ them to manage entry.
Also Read: Home Key Maker Near Me: 7 Ways They Can Help You Safeguard Your Property
19. Mixed Key
A mixed key is a unique sort of key that combines features of two other types of keys: pin tumblers and wafer locks.
This type of key includes cuts on its blade that can function with both pins and wafers, making it suitable for a variety of lock types. It's an excellent solution for folks who require a single key to unlock multiple types of locks, as it provides both security and convenience.
The pin tumbler section of the key secures the lock with standard pins and springs. The wafer section provides additional security, making it more difficult to pick or tamper with the lock. Locksmiths find mixed keys useful because they can use one key to open multiple locks, using fewer tools.
20. Barrel Key
Barrel keys are small, round keys used in older locks. They are typically seen in antique locks and are simple to operate.
They are commonly used for small old locks, such as those on jewellery boxes or ancient padlocks, although they do not provide adequate security. Barrel keys feature a simple design: a cylindrical shaft with grooves or notches. To open the lock, these grooves align with its pins or levers.
However, because they are simple, they are easily picked, whereas newer lock designs are more secure. Barrels types of keys are nevertheless appealing to collectors and history buffs, despite the fact that they are rarely employed in current security systems.
21. Corrugated Key
Corrugated keys have a wavy design on the blade, which makes locks more secure. Picking them gets more difficult due to the irregular cuts, adding complexity to the lock mechanism.
These keys are used in areas that require more protection, such as major government and financial establishments. They are difficult to duplicate precisely, making them even more secure.
However, due to their unique design, they can be more costly to produce. Regardless, the additional protection they provide is worthwhile for businesses who wish to keep their facilities safe.
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The Bottom Line
These are just a few of the types of keys available on the market today. If you have any specific needs regarding the security of your commercial or residential property, you can trust the professionals at Keyenzy.
At Keyenzy, we're dedicated to safeguarding your home and business with a comprehensive range of lock and key solutions. From key duplication to smart lock installation, our expert team provides reliable and efficient services tailored to your specific needs.
Experience the peace of mind that comes with top-notch security. Trust Keyenzy to protect what matters most. Contact us today to learn more about the services we offer.
Frequently Asked Questions
Q. What are the most common types of keys?
Ans. Some most common types of keys include flat keys which are the most basic type, used for many locks. Tubular keys have a round profile and various applications. Transponder keys, often with remote control, are used in cars. Smart keys offer advanced features like keyless entry and remote start.
Q. What type of lock is safest?
Ans. Deadbolts are generally considered the safest type of lock due to their strength. However, the overall security depends on factors like the lock's quality, installation, and the surrounding environment.
Q. How every lock key is different?
Ans. The shape and dimensions of the key's bit, known as the key profile, are unique to each lock. The depth and angles of the cuts in the key, called key cuts, determine its functionality. The material and manufacturing process of the key blank can affect its durability and security.
Q. What types of keys cannot be duplicated?
Ans. Restricted keys, often requiring authorization for duplication, are difficult or impossible to duplicate. High-security keys, with complex profiles or advanced features, are also challenging to duplicate. Patented keys may have restrictions on their duplication due to intellectual property rights.
