The 9 Best Drill Bits for Rocks – Reviews with Buying Guide

If you have ever worked on a rock, chances are you probably know how challenging it can get drilling through such stern stuff. To drill through tough stuff, you need something that can handle a rough beating.

Drilling rocks without using the best drill bits for rocks is nearly impossible. Ideally, drilling any material requires you to use the right drill bit; otherwise, you will end up wasting time, doing a shoddy job, and reducing the lifespan of your power tools.

We have covered everything you need to know about the most popular rock drill bits in this guide. So, if you are not sure which drill bits for your next project, keep reading. 

High-Quality Rock Drill Bits: Comparison List

Read our comparison list below to ensure you make the right buying decision. You may keep scrolling for detailed reviews.

Picture
6 Pcs Stone Splitter and 1 Pcs Rotary Hammer Drill...
20pcs SDS Plus Rotary Hammer Drill Bits, SDS+...
Hanperal 65mm SDS Plus Shank Hole Saw Cutter...
DEWALT SDS Plus Bits Set, Rock Carbide Tip,...
SHDIATOOL Diamond Core Drill Bits 1 Inch for Hard...
COMOWARE Multi-Masonry Drill Bit Set 10 pcs, Cr45...
Product Name
6 Pcs Stone Splitter and 1 Pcs Rotary Hammer Drill...
20pcs SDS Plus Rotary Hammer Drill Bits, SDS+...
Hanperal 65mm SDS Plus Shank Hole Saw Cutter...
DEWALT SDS Plus Bits Set, Rock Carbide Tip,...
SHDIATOOL Diamond Core Drill Bits 1 Inch for Hard...
COMOWARE Multi-Masonry Drill Bit Set 10 pcs, Cr45...
Weight
1.54 pounds
6.95 pounds
2.2 pounds
7.48 pounds
5.6 ounces
11.2 ounces
Prime Status
-
Picture
6 Pcs Stone Splitter and 1 Pcs Rotary Hammer Drill...
Product Name
6 Pcs Stone Splitter and 1 Pcs Rotary Hammer Drill...
Weight
1.54 pounds
Prime Status
Price
Picture
20pcs SDS Plus Rotary Hammer Drill Bits, SDS+...
Product Name
20pcs SDS Plus Rotary Hammer Drill Bits, SDS+...
Weight
6.95 pounds
Prime Status
-
Price
Picture
Hanperal 65mm SDS Plus Shank Hole Saw Cutter...
Product Name
Hanperal 65mm SDS Plus Shank Hole Saw Cutter...
Weight
2.2 pounds
Prime Status
Price
Picture
DEWALT SDS Plus Bits Set, Rock Carbide Tip,...
Product Name
DEWALT SDS Plus Bits Set, Rock Carbide Tip,...
Weight
7.48 pounds
Prime Status
Price
Picture
SHDIATOOL Diamond Core Drill Bits 1 Inch for Hard...
Product Name
SHDIATOOL Diamond Core Drill Bits 1 Inch for Hard...
Weight
5.6 ounces
Prime Status
Price
Picture
COMOWARE Multi-Masonry Drill Bit Set 10 pcs, Cr45...
Product Name
COMOWARE Multi-Masonry Drill Bit Set 10 pcs, Cr45...
Weight
11.2 ounces
Prime Status
Price

1. Csdtylh Stone Splitter 6 Pcs Rotary Hammer Drill Bit

It’s hard to go wrong when you settle for the Csdtylh Stone Splitter 6 Pcs Rotary Hammer Drill Bit. The set is designed with versatility, durability, and quality in mind. This excellent attention to design and construction will be a perfect option for your next project.

What’s more, you can use this tool on a wide range of surfaces so your performance will not be affected by constantly changing drill bits. This multi-purpose piece offers a lot of conveniences due to its versatility. 

Other Features and Benefits

The Csdtylh Stone Drill Bit has high-end carbide-tips that ensures it retains its sharpness even after using it for a long time. Another great thing is the sharp cutting edge that provides a fast and accurate drilling process. 

More so, all the six pieces are easy to use, and you can easily mount them on your power drill. Drilling through a rock generates a lot of debris. However, with product you don’t need to worry about this thanks to the four-flute design that gets rid of debris and dust while you work. 

Pros

  • Easy to operate
  • Tough and durable
  • Ideal for hammer drilling
  • Wide range of drill bits

Cons

  • Tends to overheat

2. YaeTek Plus Rotary SDS Plus Drill Bit

Another product on this list is the YaeTek Plus Rotary SDS Plus Drill Bit. The package comes with a total of six drill bits, so you will have more than enough pieces to drill through a wide range of surfaces. You can use them to cut through rocks, stones, metal, and other hard materials.

In terms of construction, these bits are made from high-quality material, making them strong enough to handle even the toughest surface or material. On top of that, quality construction means you can depend on these pieces to offer excellent performance for a long time.

Other Features and Benefits

You won’t need to worry about the bits getting deformed after a while due to the tough construction. However, what makes this product a more stable and reliable option than other models is carbide-tipped crown drill bits.

Moreover, they have a u-type design making them suitable for a wide range of applications like bench and electric drilling. The design also makes it easy to clean debris and dust from bits. With these high-quality bits, you can get through even the most rigid rocks without any issues. Another impressive thing is the strong case that offers a safe way to carry and store the bits.

Pros

  • Reasonable price
  • Excellent design
  • Comes with six bits
  • Sturdy and durable

Cons

  • May overheat

3. Hanperal SDS Plus Shank 65mm Stone Wall Drill Bit

The Hanperal SDS Plus Shank 65mm Stone Wall Drill Bit also earns a spot on this list for all the right reasons. For starters, the tip of the drill bit is made from carbide. Meaning, you are guaranteed a long-lasting performance.

Furthermore, carbide is among the best materials for rocks since it provides a fast penetration through hard surfaces. Operating this piece is also easy. In fact, the extreme ease of use of the drill bit makes it one of the best options.

Other Features and Benefits

However, there is more to it. The tool drills through rocks and other hard materials smoothly without bending or breaking. You know, cutting through tough material effortlessly can boost your confidence.

You can use the Hanperal Stone Wall Drill Bit to drill rocks, stones, bricks, walls, and other hard materials. Also, if you need to install an air-conditioning, it will come in handy.  On top of that, if you want to replace a worn-out adapter, this drill bit will be a great option.

Now, dealing with a rock is not an easy task, but using it makes the work a bit easier.

Pros

  • Strong and smooth
  • Durable
  • Easy to operate
  • Versatile

Cons

  • Does not clear up debris

4. DEWALT (DW5470) SDS Plus Bits Set

If you are looking for a high-quality drill bit for cutting through rocks, consider checking out the DEWALT (DW5470) SDS Plus Bits Set. It is made from carbide tips, so you depend on this tool for excellent performance and durability.

One of the best things about this tool is the 4-flute design that helps to eliminate dust and debris. The good thing with design is that it allows you to focus on the drilling process rather than continually clearing debris. Also, the carbide materials prevent the bits from getting dull quickly.

Other Features and Benefits

Expect to find a total of five drilling bits in the package. The bits come in different structures and shapes for versatility. You can use the tools for working on rocks, bricks, concrete, and other similar materials. The pieces come in a strong and clear case that fits into a small bag, large pocket, or toolbox. You can use the DEWALT (DW5470) for cutting through the hardest rocks.

 If your SDS drill has a 3/8” or ½”, this will be an excellent option. You can confidently buy these drill bits since they come with a one-year warranty from the manufacturer.  All in all, these USA made drill bit have a quality construction for durability.

Pros

  • High-quality construction
  • Multi-purpose
  • Durable
  • Carbide tipping

Cons

  • Not rustproof

5. Shdiatool Hard Stone Diamond Core Drill Bit

If you want to drill a rock with minimal effort, the Shdiatool Hard Stone Diamond Core Drill Bit will be a great choice. The tool not only comes at an affordable price but is also made from a tough and durable material.

You can use it for multiple drilling, multiple materials such as rocks, stones, concrete, and other hard materials or surfaces. This is all thanks to the heavy-duty construction. The affordable drill bit features a heavy-duty steel and diamond construction, so you can rest assured of outstanding performance and durability.

Other Features and Benefits

The high-end build means you don’t need to worry about the bits breaking or breaking even after performing a rough task. Apart from the great construction, this unit is also versatile. Meaning, you can use it for dry and wet drilling.

As such, it is best suited for wet drilling if you want it to last longer. You can also use Shdiatool on a grinder, making it a versatile option. There’s more; this tool works with other SDS pieces as long as you have an adapter for connecting the devices.

Pros

  • Great construction
  • Versatile
  • Reasonable price
  • Easy to use

Cons

  • Only one piece

6. Comoware Cr45 Multi-Masonry Drill Bit

If durability and versatility are what you are after, consider checking out the Comoware Cr45 Multi-Masonry Drill Bit. With this fantastic construction tool, you can be sure of an efficient and safe drilling process. The U-type design of the drill bits helps to get rid of debris and enhances a fast penetration.

Let’s start by looking at the versatility it provides. The package comes with up to ten drill bits with different designs and shapes for many applications. You can use this equipment to make holes through rocks, tile brick, cinder block, concrete, glass, wood, masonry, and more.

Other Features and Benefits  

Low-quality bits can affect your performance as you will be required to change the drill bits continually. With this option, you don’t need to worry about this, and you can put all your focus on the task. As such, you can achieve better results in less time.

The tough construction of the Comoware Cr45 makes it strong enough to handle hard materials and surfaces. Moreover, the high-end construction makes the bits durable. What’s more, the rustproof design means they will retain the original look even after using them for long.

Pros

  • Easy to use
  • Multiple drill bits
  • Fast drilling process
  • Versatile

Cons

  • No storage case

7. DeWalt DW5461 Rock Carbide SDS Plus Bit

DeWalt is known for making the high-quality drill bit, and the DW5461 Rock Carbide SDS Plus Bit is no exception. What makes this product worth buying is that it is designed for drilling rocks and other hard materials.

Other than being versatile, this drill bit is also sturdy and durable. The rock carbide tips featured in this equipment makes it one of the strongest drill bits for rocks. Carbide is a tough material that features high-end properties. This tool can handle even the strongest materials with accuracy and speed.

Other Features and Benefits

TheDeWalt DW5461 also features a steel construction that further makes it extremely tough and prevents it from bending or breaking even when put under intense pressure. And the best part about this product is that you can complete your work without putting on too much pressure.

Another notable feature is that his tool is sharper than most models and retains its sharpness for a long time. The elongated flute helix design helps to clear up debris and dust out of the way during the drilling.

Pros

  • Highly durable
  • Retains sharpness
  • Easy to operate
  • Drills faster

Cons

  • A bit pricy

8. Joiner Diamond Hole Saw Drill Bit

Cutting rocks can be challenging, but using the wrong tool can make it harder. That’s why we introduce you to the Joiner Diamond Hole Saw Drill Bit. The set of five allows you to cut through the most rigid surfaces without using too much pressure.

Since this set comes with multiple drill bits, you can use for drilling a wide range of surfaces such as rocks, tiles, marbles, granite, and more. With these drill bits, you can make clean and accurate holes with minimal effort.

Other Features and Benefits

The excellent coating of the Csdtylh Stone Splitter 6 Pcs Rotary Hammer Drill Bit has many benefits. To begin with, these tools can handle heavy-duty tasks. Another thing is that the advanced coating keeps off the rust and any wear and tear.

Since this tool uses a 4-flute design, drilling through a material or surface should be easy. The design ensures the bits stay cool as you drill hence preventing breakages. Lastly, the design gets rid of debris and dust while you work.

Pros

  • Easy to use
  • Longer usage
  • Multipurpose
  • Accurate and fast drilling

Cons

  • No storage box

9. DEWALT (5440) Hammer + SDS Rock Carbide Bit

The final product on this list is the DEWALT (5440) Hammer + SDS Rock Carbide Bit. The 18-inch drill bit id designed to make the drilling process a breeze. You can use it on a wide range of surfaces such as rocks, stones, concrete and more.

Moreover, it uses a high-quality and sturdy carbide tip that increases the contact surface area, which ultimately prolongs the bit’s life. Like most durable drill bits, this model uses a four-flute design that cleans up debris while you work. As you can see, with this tool, you will make neat and accurate holes.

Other Features and Benefits

On top of that, this tool is ideal for both cordless and electric rotary hammers. Although this bit is mostly used for drilling holes in poured concrete, it is still ideal for other drilling tasks. We also like that the DEWALT (5440) features steel construction.

The steel material prevents the bit from breaking or bending when drilling hard surfaces and materials. Overall, this is an excellent product since it saves you energy and time.

Pros

  • Easy to set up
  • Ideal for heavy-duty tasks
  • Durable
  • Reduces noise levels

Cons

  • Only one piece available

Buyer’s Guide to the Best Drill Bits for Rocks;

 Rock drill bits come in different designs, sizes, and numbers, so making the right purchase can be quite tricky. The right drill bit depends on the material and surface in different situations. To make your work easy, here are the factors you need to consider before making a purchase.

Bit Types

If you are a beginner, you might find it difficult due to the wide range of drill bits available in the market today. In this case, if you need a drill bit for cutting through rocks, ensure you get the tool designed for this particular task. The best drill bits should be strong, long-lasting, and should rarely overheat.

Material

The material used to a drill bit highly determines its effectiveness, reliability, and durability. The ideal bits are ones made from Tungsten carbide and high-speed steel. These materials are highly durable, sturdy, and resistant to rust.

Whichever drill bit you select, the rule is simple, ensure you choose a tool made from a highly-quality and durable material.

Sharpening and Re-sharpening

Cutting through a rock generates a lot of friction and magnetic charges. Therefore, after using the drill bits for a lot, they may become blunt. Some materials are easy to re-sharpen than others. Cobalt is soft and easy to sharpen, while material like titanium is hard to Sharpen due to its tough texture.

FAQs

 These drill bits are a great addition to your daily tool kit as they are designed to cut through even the toughest rocks. However, these equipment are not a small investment, so it’s still possible to want to know more information about them. We have looked at some of the most common questions and answered them. 

1. How Long Should a Drill Bit for Rocks Last?

The durability of a drill bit depends on the multiple factors, such as the number of drill bits in the package, quality of the bit, and more. Generally, an average drill bit can last around up to 1000 holes, but the best quality can last up to 1900 holes or more.

2. Do Drill Bits for Rocks need Lubricants?

Yes, despite their tough construction, this drill bits still overheat after handling a rough drilling process. So, if you want to enjoy the benefits of a cool and clean drill bit, you need to lubricate them after use.

3. Apart from Drilling Rocks, how else can I use these Drill Bits?

You can also use these super-strong drill bits for creating holes through granite, glass, porcelain, and similar hard materials. They are tough enough to cut through ceramic and sapphire.

How to Drill a Hole in a Rock

Some rocks have a tougher texture than others. For example, river rocks can be a bit easier to drill because of the smooth surface, while mountain rocks can have a hard shell that can make them difficult to drill through. Here are a few steps you need to follow to drill a hole in a rock. 

1. Choose the rock you need to drill; make sure you choose the soft to make the drilling process a bit easier.

2. The next step is placing the rock in a vise. You should tighten the vise to ensure the stone does not move around during drilling. However, make sure it’s not too tight to prevent the rock from chipping.

3. Then, draw the hole size you want to drill neatly on the stone’s surface. Mold the putty to make a large circle around the rock.

4. On the rock’s surface, press the circle till it adheres properly and adds water inside the large circle. The water helps to cool the drill bit during drilling.

5. Ensure you put on protective gear such as gloves, an air mask, and eyewear.

6. Start drilling with a heavy-duty drill and drill bit. Use the drill at a minimal speed for better results. Using a very high speed can damage the drill bit. Then, continue with the drilling process while keeping the circle filled with water.

Remember to be careful and take the necessary precautions while drilling through rocks to avoid accidents.

Best Choice

Although all the products listed above are designed to offer excellent performance, the Csdtylh Stone Splitter 6 Pcs Rotary Hammer Drill Bit is the clear winner. Apart from its aesthetic appeal, this tool features a high-end construction and cuts through multiple materials with speed and accuracy

Conclusion

This article consists of all the information you need to know about the high-quality drill bits for rocks. We selected based on the effectiveness, sturdiness, design, price, and durability. Now, it’s up to you to evaluate and pick the best product for your project. We hope that this extensive guide will help you find the right tool.

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