Published on March 28th, 2020 | by Steven


The Difference Between Hammer Drill vs. Rotary Hammer

A hammer drill and a rotary hammer are both amazing for drilling masonry. First, a rotary hammer is more powerful and come with what’s so-called hammer mode with no rotation. For the most part, rotary hammers come with an SDS chuck, which is ideal for hammering.

Of course, you can drill a hole in a concrete block using a standard drill. However, you would most likely want to step up the game if you’re planning to drill into 40-year-old concrete.

Now, in this post, we will share you what is hammer drill vs. rotary hammer, and aid you determine which tool is the right for your needs. Moreover, we will also share some useful information on how to get the most of a hammer drill or a rotary hammer.

So, without further ado, let’s dive right in!

Hammer Drill Advantages

Between hammer drill and rotary hammer, the hammer drill is the one that you are more likely to utilize around your household. The reason is because it is engineered for light to medium-applications on masonry or concrete.

A hammer drill can also bore holes in softer brick, masonry, and concrete. Essentially, users will be able to drill holes as small as 3/16 inches in diameter for up to around an inch.

One great aspect about hammer drills for household use is that these tools don’t weigh a lot. Hammer drills can weigh for up to eight pounds.

Rotary Hammer Advantages

A rotary hammer is far more powerful compared to a hammer drill. If you are looking to drill holes as large as once inch in diameter, or you want to clear a bathroom of tile on your house’ floor or walls, then rotary hammers are the ideal choice.

You see, rotary hammers boasts great amount of power that the hammer drill just can’t rival up with. Moreover, aside from the spinning bit, rotary hammers utilize a large piston to generate large amounts of power.

Now, if you are planning to work in construction, the rotary hammer is certainly the best companion you can have. Even solid and hard concrete will get overwhelm by rotary hammer’s clearing power.

However, even though rotary hammer is certainly powerful, it is still lighter compared to a jackhammer and can be utilized for construction tasks or demolition projects such as putting large holes in a concrete wall just to mount your favorite shelves.

What’s Inside a Hammer Drill?

Hammer drills come with two discs that come with ridges similar to poker chips. As one hammer drill disc slides past the other one, it causes the chuck to slam back and forth.

If there’s not force on the hammer drill’s chuck, the discs are separated by the pounding action stops and a clutch.

This also helps to prevent wear and tear. Moreover, most hammer drills can be utilized as a standard drill by simply switching of the hammering mode.

What’s Inside a Rotary Hammer?

Rotary hammers produce pounding action using a piston driven by a crankshaft. The piston then rides in a cylinder and produces air pressure when driver forward.

And the one that drives the hammer mechanism is actually the air pressure. Furthermore, these tools give a lot more impact energy compared to hammer drills. For the most part, rotary hammers are much more preferred tool by professionals especially because it is more durable.

According this blog, one greater feature of rotary hammers is that they come with three modes, namely: Hammer, Hammer –Drill, and Drill mode.

Final Thoughts

We hope that this post has cleared up main differences between a hammer drill and a rotary hammer. Now, if you are still not sure which type of power tool is perfect for your needs then the most crucial aspect to remember is the intensity of the task that you’re planning to execute.

If you want to make holes that are much larger than an inch in diameter, then you are most likely in need of rotary hammer. On the other hand, if the project is not that difficult or large, and you want to finish it faster, a hammer drill is the best choice.

Nonetheless, hammer drills are far pricier compared to a low-end hammer drills. Thus if you can utilize either power tools and would instead save some money and spend more time, then a cheaper hammer drill is also viable option.

All in all, you will be much happier with your purchase if you concentrate on ensuring that you acquire the version that will enable you to acquire the job done in a convenient amount of time. If you acquire a little power output, you can also find that you are spending too much time to finish the task done, or that you can’t do it at all because the tool you have chosen doesn’t have enough power.

Please leave your feedback in the comment section down below if you found this guide helpful. Thank you!

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