Overall, cobalt bits offer greater versatility for both professionals and DIY enthusiasts. Titanium Drill Bits. Can’t be sharpened, meaning you’ll have to replace them once coating wears off. As you might imagine, this can cost you more money in the long run. Steel melts at around 2500 degrees F (1370 C), while cobalt melts around 2723 degrees F (1495 C). They are better suited for drilling metal due to high resistance to the massive heat generated when drilling through highly abrasive and/or hard materials such as treated stainless steel, titanium, and cast iron. twist bits: a $2.75 high-speed steel bit, a $6 “black oxide” bit, a $7 cobalt bit and a $9.50 titanium bit. They have a short lifespan. They are also made to drill through tougher materials, like metal. Also, you can drill for longer periods without using cooling fluid. This will happen much faster if you’re only using the bits on hard materials. Choosing the right one is essential for doing any project correctly and efficiently. With harder materials, they will need more frequent sharpening, which can wear their coating down quickly. By doing simple and easy tasks around your home, you can not only become proficient in skills that will come in handy in life, but you can also save money by avoiding paying someone to perform these tasks for you. Although 8% cobalt drill bits will drill harder metals than 5% cobalt drill bits it is important to note that the additional cobalt … Update Privacy Preferences However, there are subtle differences between them. Manufacturers usually add between 5 and 7% cobalt, but this varies by brand. This doesn’t really have anything to do with performance, but with price. Using drill press will save you a lot of time, efforts and help you to avoid bit … AN ELITE CAFEMEDIA LIFESTYLE PUBLISHER. Both kits are jobber length, include a 1/2-inch twist drill, and come in a sturdy case. They’re very tough bits, making them suitable when others just won’t do. That said, they’re still more versatile than a standard HSS drill bit. But titanium is a more cost effective choice for softer materials such as wood and soft metal. Adding cobalt to the base alloy makes them incredibly hard and durable. You can easily sharpen dull drill bits on a bench grinder, but I’d recommend practicing on some old drill bits first so you know what you’re doing. You need to care for and store them properly, and be sure not to drop them. While you can cobalt bits in softer materials, I wouldn’t recommend using on things such as wood or plastic. Over time, this coating will wear off. Your email address will not be published. Cobalt and titanium drill bits have a few things in common and in most cases, are used for similar applications. Cobalt is particularly good at dissipating heat over the contact surface. Over the life of the bit, however, the extra initial cost of the cobalt drill bit evens out. Two of the best materials you can turn to are cobalt and titanium. The 3 types are: Using a titanium coating increases surface hardness of the cutting edge as well as reducing friction and adding corrosion protection. When it comes to cobalt vs. titanium drill bits, the main advantage is that the cobalt is alloyed into the bit rather than applied as a coating. Cobalt vs. Titanium Drill Bits – Which to get? Drill bits come in a wide range of shapes and sizes, ... Cobalt (HSCO) is considered an upgrade from HSS because it includes 5-8% Cobalt blended into the base material. Range of coatings means you can use titanium drill bits for both hard and soft materials. While the differences in material are a significant difference between cobalt and titanium drill bits, in practice, you probably aren’t going to notice a huge difference. This titanium is essential for preventing overheating, as we discuss below. When I was using the titanium coated bits, I would get little bits of metal flying around but with the cobalt bit, I get nice long spirals if I get the feed rate just right - I don't … While titanium drill bits wear more slowly, you can sharpen cobalt drill bits again and again. If you have the funds and the patience to sharpen drill bits by yourself, we recommend going with cobalt drill bits. I’ve covered all the important information about titanium drill bits, but here’s a summary of the pros and cons for convenience. They are best for professionals, though DIYers, with lots of projects, will appreciate them as well. Once it gets thin enough, it won’t do its job correctly. Cobalt and titanium don’t act quite the same, so cobalt and titanium coatings can make your drill bits behave differently from one another. However there are plenty of pros and cons of cobalt vs. titanium drill bits. © 2020 ToolToAction, All rights reserved. Titanium … A: Cobalt steel drill bits are ideal for use with hard metals, like cast iron or stainless steel, because they can be sharpened and have high heat resistance. There isn’t really a single answer because it depends what you need from your drill bits. For example, you’ll want to use a titanium carbonitride bit for harder materials, but you’ll be fine using titanium nitride for wood or plastic. Less expensive than cobalt drill bits – good for home DIYers. Cobalt bits are quite a bit more expensive than titanium ones. Cobalt bits are not designed for general purpose use. The greater heat resistance means the drill bits will remain sharper for longer. When choosing the right titanium drill bit, consider the material you’re drilling. The Main Differences Titanium Drill Bits vs Cobalt Drill Bits The Main Differences Titanium Drill Bits vs Cobalt Drill Bits are: Titanium Drill Bits are made of steel and coated with either titanium nitride or titanium carbonitride, whereas the Cobalt Drill Bits are made from a mixture of cobalt and steel alloy. Titanium drill bits are not entirely made with titanium. In general, despite their higher price, cobalt bits tend to provide pretty good value for the cost – mostly because you can use them for so long. To begin with, cobalt has a high resistance to massive heat. How to Use a Miter Saw – Everything You Need to Know to Get Started. This coating protects the metal core from the heat and dissipates it along the surface. Compared to cobalt drill bits, titanium bits have a much shorter lifespan for this very reason. Don’t last as long as cobalt if used regularly. Sliding vs Non-Sliding Miter Saw – Which Is Best for Me? © Copyright 2021 HealthyHandyman. One of the main advantages of cobalt bits is that you can sharpen them, allowing you to get more value for your money. Under $50: Budget this much for an affordable but sturdy cobalt drill bit that can drill through almost all metal surfaces. Cobalt Drill Bits. Most drill bits out there designed for tougher materials have some design feature that is made to dissipate heat. They’re usually around 5% to 8% cobalt, with the rest being steel. The addition of the cobalt allows for the drilling of hardened metals and also stainless steel. Best Cobalt Drill Bit Set – Drill Hog. My name is Adam and I write for HealthyHandyman. However, those who drill into metal often will need to replace their titanium bits, which can add up. What are cobalt drill bits used for? This is a great option for drilling into harder steel as well as stainless steel grades. The cobalt also prevents the bit from getting too hot as it spins against other metals. In contrast, the cobalt bits are made of cobalt and steel alloy. If you work with a wide variety of materials, you probably want a set of cobalt bits. The downside to cobalt bits is that they tend to cost a bit more than their steel counterparts. Hardness. Sharpening them would therefore expose the steel core, rendering them nearly useless. Cobalt bits are also quite versatile; you can use them in hand drills, drill presses, lathes, and so on. This is the hardest and most fragile material used in bit production, and bits made from it should not be used in hand drills. Light metals, including sheet metal: Choose a 135-degree flute bit made from any material but cobalt.A 118-degree bit works in a pinch. It depends on whether you want to spend more money now or later. Basically, there are three types of drill bits in the market-Black Oxide Drill Bits. Hopefully by the end you’ll know exactly when to use each to get the most out of your next DIY project. It depends on what material you’re working with and what you’re trying to accomplish. Cobalt bits. This can get quite expensive if you’re not careful. You’ll definitely get your money’s worth over time. They are not made of pure cobalt, which we will discuss in-depth shortly. You can use titanium bits on harder materials like cast iron, but over time you’ll notice the advantage of cobalt drill bits. Cobalt drill bits are made of steel and cobalt while titanium drill bits are made of high-speed steel and titanium nitride. Because of this, you really can’t sharpen the titanium drill bits very much before they become unusable. They cost you less up front and won’t wear down super quickly when put up against these softer materials. Knowing these will definitely save you some time in choosing the right drill bits for your next project. Save my name, email, and website in this browser for the next time I comment. Out of the three, cobalt drill bits are the hardest. High-speed steel is alloyed with 5-8% cobalt to create cobalt drill bits. Cobalt is the pricier of the two. However, cobalt blades are made to dissipate heat. Conclusions – Cobalt vs carbide drill bits: Cobalt drill bits are cheaper, and also can be used to drill stainless and hardened steel. Titanium drill bits are usually cheaper than cobalt bits. For titanium drill bits, it’s the titanium coating. Importantly, a higher melting point means the cutting edge is more resistant to the heat generated by cutting. Titanium drill bits are also good in metal cutting machines because they can be used to drill very precise holes. However, they are more durable and long-lasting than other options, including titanium. So which is better, cobalt or titanium? Cobalt vs Titanium Drill Bits – 2020 Review Learning proper use of tools is a handy investment. All in all, both of these bits dissipate heat well and can handle tougher materials. As we said, neither of these drill bits is necessarily always going to be the best choice. Cobalt drill bits are a combination of a base alloy (usually steel) and a small amount of cobalt. For Working with Wood and Soft Metal, Choose Titanium, 20 Different Types of Drill Bits & Their Uses, The Best Way to Cut Metal Roofing – Reviews & Top Picks 2020, The Best Way to Cut Sheet Metal – Reviews & Top Picks 2020, 8 Best Camping Saws – Top Picks, Reviews & Buyer’s Guide 2021, 17 Essential Tools for Knife-Making (with Pictures). And the advantage of titanium over cobalt is the initial price. Drilling with dull bits slows the process and causes overheating. Yes, drill bits do not end with titanium and black oxide bits. Check Cobalt bits Price and Availability Cobalt vs HSS drill bits – application HSS drill bits are good for drilling in materials such as plastic, wood, and mild steel. CO-Z HSS Cobalt Drill Bits Set, Multiple Holes Step. This is because, unlike cobalt drill bits, titanium bits are only coated. The titanium alloy coating protects the steel core and keeps the bit sharper for longer. The result is a drill bit capable of withstanding extremely high drilling temperatures. You can sharpen cobalt bits many times before they become unusable. You’ll see a wide range of different drill bits out there. Harder materials wear the bit down faster by removing the coating faster. Titanium Drill Bits Titanium drill bits are similar to cobalt drill bits. Titanium nitride – high temperature resistance. A good set of bits can be quite expensive. If you’ve got any other advice to help readers make the right selection, leave a comment below so everyone can benefit from your knowledge. ; Cast iron: Choose a cobalt bit with a 135-degree flute. If you’ll use them regularly for hard materials, then I’d recommend a good set of cobalt drill bits. Which option you choose is going to depend on how much money you have to spend upfront, how often you plan on using the bit, and what material you need to drill. When you sharpen titanium drill bits, this coating comes off as well. Of course, some people don’t need a durable bit that is going to last a long time. Cobalt is another type of coating for the drill, cobalt drill bit is … Better heat resistance and durability than high speed steel bits. Of course, this is assuming that you have a bit of money to spend upfront. As well as be suitable to take on harder materials without burning out. After reading through this guide, you should be equipped with enough knowledge to decide whether your next project will benefit from cobalt or titanium drill bits. When you’re drilling metal with a metal bit, things are going to get hot. Once again, neither of these drill bits is better than the other. I can drill maybe 3 holes and the bit is still comfortable enough to hold, couldn't do that with the titanium bit and it cuts cleaner and quicker. Can I use cobalt drill bits with wood? Cobalt drill bits are a mix of metals plus either 5% cobalt (M35 drill bits) or 8% cobalt (M42 drill bits). Similar functionality to cobalt drill bits. Cobalt drill bits are designed for cutting through all sorts of metal, including stainless steel and cast iron. In my spare time, I'm either fishing, playing the guitar, or spending quality time with my beloved wife. But here, the component mixtures are a bit different. Basically, it’s just another type of steel. Cobalt bits was doped with 5 or 8 percent cobalt. There are also cobalt bits and high-speed bits. High Speed Steel & Cobalt Drills Speed and Feed Recommendations ... FEED PER REVOLUTION BY DRILL DIAMETER 1/8" 1/4" 1/2" 3/4" 1" Low Carbon Steel 1018, 12L12, 1108, 1213 ... Titanium Alloys Commercially Pure 99.0 110 - 170 90 0.0030 0.0040 0.0080 0.0100 0.0110 Titanium Alloys The differences stem from the way these drill bits are made. Their better quality materials and ability to be sharpened means they’ll last you a lot longer than a standard HSS drill bit. You don’t have to worry about one of these blades getting very hot. These Drill Bits is unlike any cobalt drill bit and it composes of completely steel alloy with just a coating of Titanium. The main advantage of titanium bits over high speed steel is their improved heat resistance and durability. I consider one of the main disadvantages of titanium bits to be the fact that you can’t sharpen them. When it comes to drilling holes, the choice of high quality bits is almost endless. However, there are a few slight differences that set them apart from their Cobalt cousins – though both do look very similar at first. When you buy via links on our site, we may earn an affiliate commission at no cost to you. Cobalt has many advantages that will be useful in the work. They do not have a coating, so there is no surface stripping when sharpening them. Popular for their tough design, cobalt drill bits are formed by alloying 5-8% cobalt with high-speed steel. They are just going to last longer and can be used with even the toughest materials. Drill bits can be classified in two viewpoints- the size and the materials. The titanium drill bit is made of steel with a coating of titanium nitride or titanium carbonitride. High-alloy steel: Choose a titanium nitride-coated or cobalt bit with a 135-degree flute. All metal-on-metal bits are going to heat up. Ability to sharpen them extends drill bit’s life. Titanium drill bits are typically made from HHS steel with a titanium coating. Instead, cobalt drill bits are generally made from high-speed steel which contains a certain percentage, usually 5% to 8% of cobalt. When it comes to cobalt vs. titanium drill bits, the main advantage is that the cobalt is alloyed into the bit rather than applied as a coating. You should save your cobalt drill bits for jobs where they out-perform less expensive alternatives. Healthyhandyman is reader-supported. Titanium drill bits can drill through har… If you’re just an everyday DIYer who needs a set of fairly resistant and versatile drill bits, titanium will be a good choice. Both of these bits are designed to drill through metal, making them durable and tougher than most drill bits. Cobalt Drill Bits Just like titanium drill bits, cobalt drill bits are not made entirely of cobalt. This makes them extremely tough and able to go through the most rigid materials out there, like cast iron. Hi there! That is just the nature of rubbing two pieces of metal together very quickly. 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