Black Oxide Drill Bits vs. Titanium vs. Cobalt: What’s the Difference?

Black Oxide Drill Bits vs. Titanium vs. Cobalt: What’s the Difference?

When it comes to choosing the right drill bit for your project, there are a lot of factors to consider. Do you want a bit that is durable and long-lasting? Or perhaps one that can cut through metal quickly?

In this article, we will compare black oxide drill bits, titanium drill bits, and cobalt drill bits to help you decide which is best for your needs.

Black Oxide Drill Bits

When it comes to drill bits, there are a lot of different materials that they can be made from. Depending on the project you’re working on, one type of drill bit may be better suited than another.

Black oxide drill bits are made from high-speed steel that is coated with black oxide. This makes the drill bit more resistant to wear and less likely to break or chip. Black oxide drill bits are best used for drilling in soft materials, such as wood or plastic.

While black oxide drill bits are less likely to break or chip, they are not as heat resistant as other types of drill bits. Because of this, they should not be used for drilling in metals or any other hard materials. [1]

Black Oxide vs. Titanium vs. Cobalt: Features And Technical Specifications

Black oxide is a type of coating that’s applied to metal surfaces to protect them from corrosion and wear. Titanium is a strong, lightweight metal that’s often used in aerospace and medical applications. Cobalt is a hard, lustrous metal that’s resistant to heat and wear. 

Black Oxide Drill Bits

When it comes to choosing the right type of drill bit for your project, it’s important to consider the features and technical specifications of each material. Here’s a quick rundown of the key features of black oxide, titanium and cobalt drill bits:

Black Oxide Drill Bits:

  • Black oxide is a coating that’s applied to metal surfaces to protect them from corrosion and wear;
  • Black oxide drill bits are available in a variety of sizes and styles;
  • Black oxide drill bits are suitable for use on a variety of materials, including wood, plastic and metal;

Titanium Drill Bits:

  • Titanium is a strong, lightweight metal that’s often used in aerospace and medical applications;
  • Titanium drill bits are available in a variety of sizes and styles;
  • Titanium drill bits are suitable for use on a variety of materials, including wood, plastic and metal;

Cobalt Drill Bits:

  • Cobalt is a hard, lustrous metal that’s resistant to heat and wear;
  • Cobalt drill bits are available in a variety of sizes and styles;
  • Cobalt drill bits are suitable for use on a variety of materials, including wood, plastic and metal [2];

Titanium Drill Bits

Titanium Drill Bits Features And Technical Specifications:

  • Titanium Drill Bits have a much higher resistance to heat than other types of drill bits. This is due to the fact that titanium has a very high melting point;
  • Are also much more resistant to wear and tear, meaning that they will last longer before needing to be replaced;
  • Are also less likely to break or chip than other types of drill bits;
  • Titanium Drill Bits are more expensive than other types of drill bits, but they offer a number of advantages that make them worth the extra cost;

Cobalt Drill Bits

Cobalt Drill Bits Features And Technical Specifications:

  • Cobalt Drill Bits are made with a higher percentage of cobalt in the steel alloy. This gives them a number of advantages over other types of drill bits;
  • Cobalt Drill Bits are much more resistant to heat than other types of drill bits. This is due to the fact that cobalt has a very high melting point;
  • Cobalt Drill Bits are also much more resistant to wear and tear, meaning that they will last longer before needing to be replaced;
  • Cobalt Drill Bits are also less likely to break or chip than other types of drill bits;
  • Cobalt Drill Bits are more expensive than other types of drill bits, but they offer a number of advantages that make them worth the extra cost;

Titanium Drill Bits

Black Oxide vs. Titanium vs. Cobalt Drill Bits

Quality

There are three main grades of the drill bit on the market today: black oxide, titanium, and cobalt. Which one is best for your project? It depends on what you’re drilling and how often you plan to do it.

Black oxide bits are the most common type of drill bit. They’re made of high-speed steel (HSS) and coated with black oxide. HSS is a durable material that can withstand high temperatures, making it ideal for drilling into metal.

Titanium drill bits are made of HSS that’s been coated with titanium. Titanium is a harder metal than HSS, so it can stay sharp longer. It’s also less likely to break or chip.

Cobalt drill bits are made of HSS that’s been coated with cobalt. Cobalt is a harder metal than titanium, so it can stay sharp even longer. It’s also less likely to break or chip. [1]

Performance

The main difference between black oxide, titanium, and cobalt drill bits is their performance.

Black oxide bits are the most common type of drill bit and they’re good for general drilling. Titanium drill bits are better for drilling into hard materials, and cobalt drill bits are the best for drilling into extremely hard materials.

There are different drill bits for different materials. Black oxide bits can be used for drilling into wood, plastic, and metal. Titanium drill bits are better for drilling into hardwoods, metals, and stainless steel. Cobalt drill bits are the best for drilling into cast iron, hardened steel, titanium, and other difficult-to-drill materials.

Cost

The cost of black oxide, titanium, and cobalt drill bits varies depending on the size and quality of the bit. Black oxide bits are the most common type of drill bit and they’re usually the least expensive.

Titanium drill bits are more expensive than black oxide bits, but they’re still less expensive than cobalt drill bits. Cobalt drill bits are the most expensive type of drill bit.

There are three types of drill bits- black oxide, titanium, and cobalt. They each have their own advantages and disadvantages. It is important to choose the right type of drill bit for your project.

Consider what material you will be drilling, how hard the material is, the size of the hole you need to drill, and how much the drill bit costs. With so many factors to consider, it is important to do your research before making a purchase. With the right drill bit, you can complete your project quickly and easily.

Black oxide drill bits are the most affordable option of the three, costing an average of $ 0.03 per drill bit. Titanium drill bits are more expensive, averaging around $ 0.05 per drill bit. Cobalt drill bits are the most expensive option, averaging about $ 0.08 per drill bit. [1]

Hardness

Black oxide drill bits are made of high-speed steel (HSS), which is a type of steel that contains carbon. HSS is strong and can withstand high temperatures, but it is not as hard as cobalt or titanium.

Titanium drill bits are made of a steel alloy that contains titanium. Titanium is harder than HSS, but not as hard as cobalt.

Cobalt drill bits are made of a steel alloy that contains cobalt. Cobalt is the hardest of the three materials, making it the best choice for drilling through tough materials.

Black Oxide vs. Titanium vs. Cobalt Drill Bits

Material

Differences:

There are three types of metal-based drill bits: black oxide, titanium, and cobalt. They each have their own unique benefits that make them good for different types of projects. Let’s take a closer look at each type to see what makes it special.

Black Oxide:

Black oxide drill bits are made of high-speed steel that has been coated with a black oxide finish. This finish not only gives the bit a sleek appearance but also helps to protect the bit from corrosion and wear. The black oxide coating also helps to dissipate heat, which keeps the bit cooler during use.

Titanium:

Titanium drill bits are made of high-speed steel that has been coated with a titanium nitride finish. This finish is extremely durable and helps to protect the bit from wear. Titanium drill bits also have a tendency to run cooler than other types of bits, which helps to extend their life.

Cobalt:

Cobalt drill bits are made of high-speed steel that has been coated with a cobalt alloy. This coating helps to improve the bit’s wear resistance and heat dissipation. Cobalt drill bits are also designed to be used in high-temperature applications.

Lifespan

Black oxide drill bits have a lifespan of about 2-3 times longer than HSS drill bits. Titanium drill bits have a lifespan of about 4-6 times longer than HSS drill bits. Cobalt drill bits have a lifespan of about 8-10 times longer than HSS drill bits.

Purpose

Black oxide drill bits are used for a variety of purposes. They are most commonly used for drilling through metal, but can also be used for other materials such as wood and plastic.

Black oxide drill bits are designed to be more durable than standard drill bits and can withstand more wear and tear. This makes them ideal for use in high-speed drilling applications.

Black oxide drill bits are also more resistant to corrosion than standard drill bits. This is due to the black oxide coating that is applied to the bit. The black oxide coating helps to protect the bit from rust and other corrosion that can occur during use.

Durability

One of the most important factors to consider when choosing a drill bit is durability. All three materials are quite durable, but there are some key differences to keep in mind.

Durability

Black oxide is the most affordable option and is typically used for general-purpose drilling in wood and soft metals. Titanium bits are more expensive, but they offer better heat and wear resistance. Cobalt bits are the most expensive but offer the best heat and wear resistance of the three options.

Speed

Another important factor to consider is speed. Black oxide bits are the slowest of the three, but they’re still fast enough for most general-purpose drilling applications. Titanium and cobalt bits are both faster, but cobalt bits are the fastest of the three.

Wear Resistance

Titanium and cobalt drill bits offer superior wear resistance when compared to black oxide drill bits. This is due to the fact that titanium and cobalt are much harder metals than black oxide.

This means that they will retain their sharpness for longer, and will be able to drill through tougher materials without dulling as quickly.

Heat Resistance

Titanium and cobalt drill bits offer superior heat resistance when compared to black oxide drill bits. This is due to the fact that titanium and cobalt are much better at dissipating heat than black oxide.

This means that they will be less likely to overheat and cause damage to your workpiece, and will also be able to drill through tougher materials without issue.

Color

Titanium and cobalt drill bits will both typically be silver in color. Black oxide drill bits, on the other hand, will be black in color.

This is due to the fact that black oxide is a coating that is applied to the metal, whereas titanium and cobalt are the metals themselves.

Similarities

All three types of drill bits are made from high-speed steel (HSS), which is a form of tool steel that can be hardened and tempered to create various levels of hardness. HSS is known for its durability and resistance to wear, making it an ideal material for drill bits.

Black oxide, titanium, and cobalt drill bits all have a coating that helps to extend the life of the bit by preventing wear and tear. The main difference between these coatings is the material that they are made from.

Black oxide is the most common type of drill bit coating. It is created by combining iron with oxygen to create a black film on the surface of the drill bit. This film helps to protect the drill bit from rust and corrosion while also reducing friction.

Titanium drill bits have a coating made from titanium nitride. This helps to increase the hardness of the drill bit, making it less likely to wear down over time. Titanium drill bits are also more resistant to heat than black oxide or cobalt drill bits.

Cobalt drill bits have a coating that is made from cobalt chromium. This coating makes the drill bit harder so it does not wear down as quickly. Cobalt drill bits are also more resistant to heat than black oxide or titanium drill bits. [2]

Useful Tips:

  1. Black oxide bits are good for general drilling into wood, plastic, and metal;
  2. Titanium bits are good for drilling into metal and wood;
  3. Cobalt bits are good for drilling into hard metal, stainless steel, and cast iron;

Now that you know the different benefits of black oxide, titanium, and cobalt drill bits, which one should you choose for your project? It really depends on the material you’ll be drilling into and how hard it is.

If you’re going to drill into wood, plastic, or metal, black oxide bits are a good choice because they’re affordable and will do the job. Titanium bits are also a good choice for drilling into metal and wood. They’re more expensive than black oxide bits, but they’re also more durable and will last longer. Cobalt drill bits are the best drill bits for drilling into hard metals like stainless steel and cast iron. They’re more expensive than black oxide and titanium drill bits, but they’re also more durable and can handle tougher drilling jobs.

No matter which type of drill bit you choose, be sure to follow the manufacturer’s instructions for use and care. With proper use and care, your drill bits will last for many years.


FAQ

What’s better: titanium or black oxide?

Titanium is better than black oxide in terms of heat and wear resistance. Black oxide is more affordable, but it’s not as durable.

What's better: titanium or black oxide?

Can you use cobalt drill bits in wood?

Cobalt drill bits are not recommended for use in wood. The high heat generated by the high-speed drilling can cause the cobalt bit to “skate” across the surface of the wood, rather than biting into it.

What’s better: cobalt or titanium?

Cobalt is faster than titanium and offers better heat and wear resistance. Titanium is more affordable, but it’s not as durable.

Is cobalt better than black oxide?

Cobalt is often thought to be better than black oxide because it is more wear resistant and can handle higher temperatures. However, black oxide drill bits are just as tough and durable as cobalt drill bits while also being more affordable.

Do titanium drill bits last longer?

Titanium drill bits are not necessarily longer lasting than black oxide or cobalt drill bits. In fact, all three types of drill bits are designed to be long-lasting and durable.

However, titanium drill bits may last slightly longer than the other two types of drill bits due to their ability to resist corrosion.

What is the black oxide drill bit used for?

Black oxide drill bits are most commonly used for drilling through metal. They are also sometimes used for drilling through other materials, such as plastics and wood.

Black oxide drill bits are made from high-speed steel that has been treated with black oxide. This treatment gives the drill bit a number of benefits, including increased wear resistance and improved lubricity.

What is a titanium drill bit used for?

Titanium drill bits are most commonly used for drilling through metal. They are also sometimes used for drilling through other materials, such as plastics and wood.

Titanium drill bits are made from high-speed steel that has been coated with titanium. This coating gives the drill bit a number of benefits, including increased wear resistance and improved lubricity.

What is a cobalt drill bit used for?

Cobalt drill bits are most commonly used for drilling through metal. They are also sometimes used for drilling through other materials, such as plastics and wood.

Cobalt drill bits are made from high-speed steel that has been coated with cobalt. This coating gives the drill bit a number of benefits, including increased wear resistance and improved lubricity.

What is a cobalt drill bit used for?

Which drill bits are better: cobalt or titanium?

There is no definitive answer to this question. Cobalt and titanium drill bits both have their own advantages and disadvantages. Ultimately, the best type of drill bit for your project will depend on your specific needs and requirements.

What are the advantages of black oxide drill bits?

Some of the main advantages of black oxide drill bits include:

  • Increased wear resistance;
  • Improved lubricity;
  • Reduced friction;
  • Increased heat resistance;

What are the disadvantages of black oxide drill bits?

Some of the main disadvantages of black oxide drill bits include:

  • They can be more expensive than other types of drill bits;
  • They are not as durable as cobalt or titanium drill bits;

What are the advantages of titanium drill bits?

Some of the main advantages of titanium drill bits include:

  • Increased wear resistance;
  • Improved lubricity;
  • Reduced friction;
  • Increased heat resistance;

What are the disadvantages of titanium drill bits?

Some of the main disadvantages of titanium drill bits include:

  • They can be more expensive than other types of drill bits;
  • They are not as durable as cobalt or titanium drill bits;

What are the advantages of cobalt drill bits?

Some of the main advantages of cobalt drill bits include:

  • Increased wear resistance;
  • Improved lubricity;
  • Reduced friction;
  • Increased heat resistance;

What are the disadvantages of cobalt drill bits?

Some of the main disadvantages of cobalt drill bits include:

  • They can be more expensive than other types of drill bits;
  • They are not as durable as titanium drill bits;

Which type of drill bit is best for your project?

The best type of drill bit for your project will depend on your specific needs and requirements. If you need a drill bit that is resistant to wear and tear, then cobalt or titanium drill bits would be a good choice.

However, if you are working with a tight budget, then black oxide drill bits may be a better option. Ultimately, the best type of drill bit for your project will depend on your specific needs and requirements. 

Useful Video: Titanium vs Cobalt Drill Bit Review

Conclusion

So, what’s the difference? Black oxide drill bits are less expensive and have a higher heat resistance than titanium. Titanium drill bits are more durable than black oxide drill bits and can withstand more wear and tear, but they are also more expensive.

Cobalt drill bits offer the best of both worlds – they are as durable as titanium drill bits but also less expensive. When deciding which type of drill bit to use for your next project, consider the factors listed above to help you make the best decision for your needs.

Do you have any experience using different types of drill bits? Let us know in the comments below!


References:

  1. https://handymansworld.net/black-oxide-vs-titanium-vs-cobalt-drill-bits/
  2. https://www.finepowertools.com/drills/titanium-vs-cobalt-drill-bits/