Best Worm Drive Circular Saw Reviews 2020 & Secret Guide

Written by | Updated On May 23, 2020

With a unique gearing system, the best worm drive circular saw can produce more torque than a standard circular saw. And this is what you need when your woodworking jobs require a little extra power. 

However, these saws are best suited to professionals and serious DIYers. And don’t expect it as the same sidewinder-style models you might be thinking.

Among the lots of best ones, this worm drive circular saw reviews will definitely help you to find out the best one that suited your interest and task. Let’s start scrolling below to read our honest buying guide, testing process and our editor’s pick selected worm drive saw reviews.

A Quick Overview:

Best Overall: DEWALT DCS577X1 Worm Style Saw Kit

Best Budget or Entry-Level: Skil 5480-01

Best for DIYers or Household Use: Bosch CSW41

Best Magnesium Hypoid Saw: Makita 5377MG 7-1/4″ Magnesium Hypoid Saw

Best for Concrete: SKILSAW SPT79-00

In the last century, a man from Louisiana first invented the worm drive saw. The aim of that invention was to help workers who were having an issue while cutting down sugar cane. Only a saw that came with higher torque would have saved them, and this tool definitely came to ease their work at that time.

This kind of saw has a blade that takes place at the front side of the motor. Therefore, the blade position over there allows the threaded worm drive to go down to the shaft. The worm’s thread gears are the most important part that connects with the blade arbor in front of the motor.

The above placement and functionalities let the blade gain higher torque abilities, enabling it to cut tough and dense materials.

Why Use a Worm Drive Saw?

A worm circular saw comes to deal with the thick pieces of wood. So it seems like it is a great competitor for the heavy-weight carpentry championship. It is designed to give you a higher torque with greater control. The blade sets just in front of the motor on the left side, so on your right hand, you can easily cut through the thick wooden planks. 

Compared to the other circular saws, it gives more privileges in terms of accuracy. As you can set the blade depth accordingly, so you will have more accurate cuts in great order indeed. 

The saw is heavy enough so you can use the weight to go down to the material slowly and, thus, never need to use your own muscle power.

5 Best Worm Drive Circular Saw - The Honest Reviews

01. DEWALT DCS577X1 Worm Style Saw Kit – Best Overall​

DEWALT DCS577X1  FLEXVOLT 60V MAX 7-1/4” Worm Style Saw Kit, 9.0Ah Battery

Key Features:

  • 5800 RPM very powerful motor yet quiet in operation
  • Wide range of bevel cut
  • Long-lasting battery
  • Ergonomic design
  • Magnesium shoe improves accuracy
  • Electronic brake
Our Rating:

Review Summary: The quality and power – this is what you need in a cutting tool. But these two things come at a high price as always. But what if you can buy the premium tool without making your pocket crying much and the tool is offered from a very renowned brand? Yeah, you probably can now guess the tool we are talking about. 

DEWALT DCS577X1 FLEXVOL has all the premium and high-quality features you can desire in your next best worm drive saw. The high-grade magnesium build is very sturdy and premium to hold, the powerful brushless motor produces less noise at the same time. 

In terms of mobility, you will be glad to hear that it’s a cordless worm drive circular saw but with the 60V and 5800 RPMS motor power, you will get beast-like performance from it. With its 7 ¼″ blade you just need to punch a little to cut through any metal or woods. 

Moreover, it has a good range of Bevel capacity of 53° with stops at 45° and 22.5, which provides you a better cutting angle with ease. 

The electronic blade brake stops it smoothly and like instantly. And the safety lock in the bevel eliminates all the risks we have stated above in the “Safety Features” part.

With the 9.0Ah battery, which comes with the package give it the power to run up to 5 hours. This is pretty good enough for a powerful cordless machine-like DCS577X1 FLEXVOL. Besides, along with the battery, you will get a carbide-tipped 7 ½” circular saw blade, blade wrench, and a fast charger. 

The other features like integrated dust blower, easy blade change, and praiseworthy maximum cutting depth – all these premium features are integrated with this tool.

Weight: 10.9 lbs.

Item Dimensions: 18 x 9 x 8.2 inches

RPM: 5800

AMP: 15

Voltage: 60-120

Power Style: Cordless

Blade Position: Left-handed

Warranty: 3-years


  • Exceptional cutting power yet produce very less noise
  • Compact and lightweight
  • Integrated dust blower
  • Sturdy, durable, and looks very premium
  • Has Rafter hook
  • Comes with battery, charger, and blade


  • N/A

You May Also Like:

SKILSAW SPT70WM-01 Magnesium SAWSQUATCH – Best for Professional

SKILSAW SPT70WM-01 15 Amp 10-1/4" Magnesium SAWSQUATCH Worm Drive Circular Saw

Key Features:

  • Better cutting depth and high accuracy with its Bigger Blade (10-1/4 inches)
  • Corded and 4700 rpm motor
  • Dual-Field motor for consistent power and durability
  • Magnesium construction
  • Anti-snag lower guard
  • Premium Choice for productivity
  • 40-tooth carbide-tipped blade


  • Big, heavy, and corded. So, portability will be an issue
  • Lower RPM
  • Premium price. Only For Professional or Heavy Duty Tasks
Our Rating:

02. SKIL 5180-01 14-Amp, 7 ¼ Inch – Best Budget or Entry-Level

SKIL 5180-01 14-Amp, 7-1/4-Inch Circular Saw

Key Features:

  • Very good cutting depth
  • 5300 rpm
  • Lightweight
  • Guarded trigger and spindle lock
  • Good quality dust blower
  • Electronic brake.
Our Rating:

Review Summary: For the beginners, there’s no need to buy the premium or high-priced tool at the beginning. For them, it is wise to start with an entry-level worm drive circular saw. But these entry-level tools are not meant that these are bad. These tools come with limited features that a beginner might not need. 

However, among the lots of buying options, we have found the  Skil 5480-01 has a good combination of power, portability, and price that makes it our best budget worm drive circular saw

So, what it offers is a 5300 rpm 14-amp motor that is good enough for the beginners. Very lightweight and stress-free portability, a good quality dust blower which clears out the dust very well and instantly and provides better visibility on the line of cut. Besides, the 51° bevel cut and 2-3/8 In. cutting depth delivers a better cutting angle. 

The company didn’t forget about the safety matters for the beginners also. They have included guarded trigger for preventing accidental start-up and a spindle lock for easy blade changes. 

The saw comes with 7 ¼ in. 20-tooth carbide tooth blade which may not the best one but good enough to start with. 

This saw may lack some premium features but it has all the things that a beginner might need in his first worm drive saw. And if you check out its price, it will be another thing that will put a smile on your face. So, why wait? Bring this best one in your home today and finish your pending DIY or framing projects.

Weight: 7.2 lbs.

Item Dimensions: 13 x 9.5 x 8 inches

RPM: 5300

AMP: 15

Voltage: 60V

Power Style: Corded

Blade Position: Left-handed


  • Very affordable price
  • Compact and lightweight
  • Integrated dust blower
  • Good enough power
  • 2-3/8 In. cutting depth


  • Beginners may sometimes feel hassles with the cords
  • You need to use a wrench to adjust the blade and the saw

03. Bosch CSW41 Worm Drive Circular Saw​ – Best for DIYers or Household Use

Bosch 7-1/4-Inch Worm Drive Circular Saw CSW41

Our Rating:

Key Features:

  • Fine and accurate cutting
  • Easy handling
  • Smooth operation
  • Affordable
  • Good enough motor power (5300 RPM)
  • Power and Versatility
  • Convenient to use with lever adjustments and blade diamond knockout

Review Summary: This is another best worm drive circular saw for the DIYers and household uses. In general, DIYers do not need large and heavy-duty tools rather a compact, easy to handle and an accurate cutting tool is always preferable. Considering these things, we have found the Bosch CSW41 as the best one in this regard. 

This machine is nothing different from any other worm drives rather it has a few features that will definitely make your household and DIY work easier

First of all, it offers you easy handling, fine and accurate cutting experience, and the left side blade design provides clear vision of cut line

Another reason for its popularity among the DIYers is that it has advanced lubrication system, which keeps the parts & gears in seamless condition automatically. 

In terms of portability, it is decent. The magnesium build makes it lightweight and durable as well. 

The tool has pretty good torque power to gear up and cut through variety of your household applications. The multi-functional wrench allows you to change the blade in a few seconds. 

The lever adjustments and blade diamond knockout make this saw convenient to use. And with the anti-snag lower guard you will get smoother operation and the soft grip provides you comfort while working for the longer time.

Weight: 12.3 lbs.

Item Dimensions: 20.8 x 7.8 x 8.9 inches

RPM: 5300

AMP: 15

Voltage: 60V

Power Style: Corded

Blade Position: Left-handed

Warranty: 1-year


  • Affordable
  • Compact and lightweight
  • Comfortable hand grip
  • Left side blade design provides clarity of cut line
  • Several levels of cutting depth


  • A little bit noisy

04. Makita 5377MG 7 ¼” – Best Magnesium Hypoid Saw

Makita 5377MG 7-1/4" Magnesium Hypoid Saw

Key Features:

  • Power with very great balance
  • Comfortable to hold
  • Easy to see the cut lines with accurate table marks
  • Compressed winding technology makes it compact
  • Hypoid gears
Our Rating:

Review Summary: The Makita 5377MG is a Magnesium Hypoid Saw which is highly durable, maintenance-free, and has a hypoid gearing system for maximum power output. Moreover, for having more power over a larger area, the hypoid gears deliver better surface contact. This tool is very durable and the weight is balanced to provide you user-friendly operation. 

Makita 5377MG features a 15-amp, 4500 rpm electronic brushed motor and a maximum bevel capacity of 51.5°. 

While working, you will have a very good grip and comfort for its magnesium and ergonomic build. The “M” shaped tooth design improves efficiency and maximizes the cutting performance. 

The compressed winding technology makes this saw compact, durable, and performance beast.

Weight: 13.2 lbs.

Item Dimensions: 21.8 x 11.8 x 12.5 inches

RPM: 4500

AMP: 15

Voltage: 120V

Power Style: Corded

Warranty: 1-year


  • Very stable
  • Compact and lightweight
  • Comfortable hand grip
  • "M" shaped tooth design improves
  • Hypoid gears deliver better surface contact


  • Gives a little bit vibration
  • Cutting depth should be more

05. SKILSAW SPT79-00​ – Best Worm Drive Circular Saw for Concrete

SKILSAW SPT79-00 15-Amp MEDUSAW Worm Drive Saw for Concrete, 7"

Key Features:

  • Cut-Ready™ adjustable plunge lock
  • Gfci protection
  • Deliver extreme power with dual field motor
  • Retractable front pointer guide
  • Wet/dry dust management, rust-resistant bracket for longer life span
Our Rating:

Review Summary: With a worm drive saw you can cut a concrete. And the SKILSAW SPT79-00 Medusaw makes it easier. 

Many people need a powerful, sturdy saw to cut through almost all the elements. They want an all in one solution in a tool. For them, this one will be the best worm drive circular saw for cutting concrete especially. 

However, what’s so special in this saw? The durable build, Cut-Ready™ adjustable plunge lock, wet/dry dust management, rust-resistant bracket, dual field motor that delivers high power and more importantly world’s first worm drive concrete saw specifically for scoring and cutting concrete accurately.

The SKILSAW SPT79-00 has Multi-function wrench for easy blade change and wheels. Besides, this 7 inch circular saw has Integrated rolling foot plate which allows the saw to move smoothly across concrete surfaces. 

It has Gfci protection reduces risk of shock and all other safety features that a premium saw needs.

Weight: 16.9 lbs.

Item Dimensions: 21.8 x 11.8 x 12.5 inches

RPM: 4100

Blade Size: 7-inches

Voltage: 120V

Power Style: Corded


  • Specially made for cutting concrete
  • Powerful beast
  • Comfortable hand grip
  • Integrated rolling foot plate
  • Easy to adjust


  • Bit heavier

The Definitive Buying Guide to Selecting the Best Worm Drive Circular Saw

When you are going to buy a worm drive saw, then you will be drowning amidst the tons of choices. Then which one should be preferable for your work and how you may determine it? Well, it’s all about the features that will make a difference. So following here, we are going to showcase some of the must-have features, and you need to keep an eye on them.

The Must-Have Feature Table

Features Characteristics

Motor Power (RPM):


Safety Feature:


Visible Cutting Line:


Dust Blower:


Easy Blade Changes:


Cutting Depth:

2 ¼"


0-50 degree

Safety Features:

As the saws have the power to cut through metal, it can cut through your bones and skin. So, before buying one of these cutting tools, considering the safety features is the first and topmost thing to look for. 

Check if there’s a safety lock in the saw bevel you are going to buy. If the tool will not lock into place, there’s a big chance that it might swing in the wrong way, or might flip upwards. 

Besides, having the right sized blade for your tool is another must thing. Always read the specification to know which blade size will be perfect for your machine. Otherwise, a loose blade might bounce and cut through its internal parts. 


Worm drive circular saw is a tool that makes the wood-work easier by dint of its quality and durability. Whatever it comes with, if this won’t survive behind the everyday tough duty, then there is no point of investment. 

So, looking for a reliable product is a must, which will give you precise cut, stability, and overall efficiency. Whenever you will purchase any kind of them, keep in mind to judge the important features that make it reliable for use.


The popular line-up of circular saw worm drive comes with immense power with greater torque support. Therefore, the first thing you should consider is how powerful the motor would be. We recommend having a 15 amp motor that will generate at least 4k RPM. This level of power will make the work viable, especially for professional DIYers.

Visible Cutting Line:

While operating any worm saw or circular saw, you must need to see through it. The visible cutting line means you are right-handed and running the left-hand worm drive saw. Some cheaply designed worm saws seem faulty with the visible cutting line, which is not recommended at all.


Bevel cut or angle cut plays an essential role in any circular saw. It comes to adjust with the front of the circular saw base plate and ensure excellent cut. Here, the important thing is to commensurate to the perfect cut or not. The rule of thumb is more the capacity, the better the ease of cutting would be. Hence, make sure to know what your desired angle cut is; then double-check the worm drive feature.

Quality Materials Housing:

The worm drive saw deals with the tough work using its greater torque and weight. Hence, the cheaper versions of housing are not acceptable at all. 

Typically, those are made of plastic frames that won’t stay for long and won’t withstand the tough work at all. On the flip side, some heavy materials are not welcoming also, because it makes the tool so heavy to maneuver. 

So, it’s good to see the magnesium housing that is lightweight and accurate in angle cut.

Blade Changes:

Not necessarily a blade will always serve your work. So you need to change the blade and know how many times you will need to change it each year. 

However, it mainly depends on how much you use it. 

With the robust and dense woodcutting, the blade will be no more as blunt as it was before. 

You should need to focus on the simple lock opening, which lets the blade open up easily. Some manufacturers also provide a number of extra blades with the tool, so this would be plus.

Maximum Cutting Depth:

One of the significant advantages of using a Worm drive saw is to avail of the torque power. So, it can cut deeply and precisely to the end. 

Conversely, not all tools come with the same cutting depth, and depending on your work, you should choose between them. 

For example, when you are just dealing with only cutting thin plywood kinds of wooden planks, then you need to even look at this feature at all. 

But if there is tough work remaining alongside it, then buy the best worm drive circular saw that can cut thick wood with its maximum cutting depth feature.

Dust Blower:

Having the dust blower in your worm drive circular saw is the least but mandatory feature to us. Because it blows out the dust from the cut line and provides better visibility of your cutting place. I also make sure that your slog area is neat and clean.

Cordless Vs. Corded:

Cordless worm saws are the best circular saw for framing and best for mobility at your workplace. But you need to consider the power a little bit compared to the corded ones. 

However, if you need to do heavy task go never go for the cordless machine. Coded worm drive saws are the most accurate circular saw and quietest circular saw for professional use.

Worm Drive Saw Comparison

Worm Drive Circular Saw Vs Regular Circular Saw:

When you set the two types of saw for making a difference then the worm drive would be ahead of the regular saw in terms of price and abilities. 

The worm drive is hefty in weight and price both, whereas the regular saw is a bit lightweight and inexpensive. Though both can manage to do stuff up to a certain level, the worm drive only manages to cut the thick woods, using its higher torque. 

Worm drive easily cuts the longer broads and straight cuts the line precisely. But with the regular one, you may need to pause the cutting work resume again, so it hampers some sort of accuracy. 

In a few words, the Worm drive is more substantial, heavier, cut thicker materials, and the blade goes deep down to the wood, whereas the regular one is shorter, lighter, not fit for cutting all depth of wooden pieces.

Sidewinder vs Worm Drive:

While differentiating between the two powerful circular saws, the main difference we find with the proximity between blade and motor. Also, the way the motor delivers its power to spin the blade. 

The worm drive saw is from the older line-up. The motor of this saw is positioned at the back, whereas the blade is located at the front. The motor delivers its power to the blade through the threaded worm drive and makes the gear viable to set up to a 90° angle.

On the flip side, the sidewinder seems different as the motor is placed side to the blade or next to the blade. So, the motor is not operated by the gear, which makes sense as the blade directly comes into the operation. Last but not least, the sidewinder is relatively lightweight.

Hypoid Saw vs Worm Drive

Hypoid and Worm Drive circular saw have a couple of differences. The major difference is with the gearing system. Hypoid gear is a cross-breed of bevel gear and a worm-drive. Therefore, the Hypoid gears come with the helical teeth that easily intersect any particle in a 360-degree angle. 

The power of the Worm gear circular saw delivers to its blade through the worm gear. The frame of the gearbox and worm-wheel are set on perpendicular to one another. Hence, the blade can cut materials up to 90 degrees of angle.

On the other hand, the Hypoid saw gear almost works at any angle compared to the Worm gear of Worm drive, making it have an ideal torque with the 360-degree operation. The gear is expensive, durable, and quiet while operating.


Hopefully, you have already found the best worm drive circular saw after reading between the lines of worm drive circular saw reviews. We have shared the top line-up of it, now it’s your turn to make a move. A preferably better deal would be with more RPM, more Bevel capacity, and ease of maintenance of the worm drive saw. Keeping the key features in your mind, now bring the best tool right away.

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About John Mandich

John’s fascination with power tools and machinery made him a good crafter, along with a good reviewer. John has been a freelance writer for 10+ years, focusing mainly on professional tools, consumer product reviews, overviews, and how-to articles based on his real-life crafting experience and product tests.

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