Best Diamond Hole Saw In 2021

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Starrett KD0414-N 4.1/4-Inch Diamond Grit Holesaw
BOSCH HDG11 11-Piece Diamond Hole Saw Set, Blue
Diamond Drill Bit Hole Saw Set 10 Pieces 1/4, 3/8, 1/2 (0.5...
SE Diamond Hole Saw Set with 80 Grit and 1/4" Shank Size (6...
uxcell 12mm 1/2" Diamond Tipped Metal Hole Saw Drill Bit for...
Diamond Drill Bits, Baban 10Pcs Hole Saw Diamond Drill Bit...
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Starrett KD0414-N 4.1/4-Inch Diamond Grit Holesaw
BOSCH HDG11 11-Piece Diamond Hole Saw Set, Blue
Diamond Drill Bit Hole Saw Set 10 Pieces 1/4, 3/8, 1/2 (0.5...
SE Diamond Hole Saw Set with 80 Grit and 1/4" Shank Size (6...
uxcell 12mm 1/2" Diamond Tipped Metal Hole Saw Drill Bit for...
Diamond Drill Bits, Baban 10Pcs Hole Saw Diamond Drill Bit...
Customers Rating
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Starrett KD0414-N 4.1/4-Inch Diamond Grit Holesaw
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Starrett KD0414-N 4.1/4-Inch Diamond Grit Holesaw
Customers Rating
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BOSCH HDG11 11-Piece Diamond Hole Saw Set, Blue
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BOSCH HDG11 11-Piece Diamond Hole Saw Set, Blue
Customers Rating
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Diamond Drill Bit Hole Saw Set 10 Pieces 1/4, 3/8, 1/2 (0.5...
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Diamond Drill Bit Hole Saw Set 10 Pieces 1/4, 3/8, 1/2 (0.5...
Customers Rating
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SE Diamond Hole Saw Set with 80 Grit and 1/4" Shank Size (6...
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SE Diamond Hole Saw Set with 80 Grit and 1/4" Shank Size (6...
Customers Rating
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uxcell 12mm 1/2" Diamond Tipped Metal Hole Saw Drill Bit for...
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uxcell 12mm 1/2" Diamond Tipped Metal Hole Saw Drill Bit for...
Customers Rating
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Diamond Drill Bits, Baban 10Pcs Hole Saw Diamond Drill Bit...
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Diamond Drill Bits, Baban 10Pcs Hole Saw Diamond Drill Bit...
Customers Rating
best diamond hole saw

The need to drill openings through extremely tough materials explains why you need the best Diamond Hole saw in your tools archive. This will ensure accurate, clean, and effective cutting of the materials you intend to work with.

An erroneous selection of any tool leads to frustrations, and this is the very reason we carefully bring you a review of some top-performing diamond hole saws available in your tools outlet.

You should be able to make a brilliant choice after comparing these few products and establishing which of them perfectly fits your needs.

6 Best diamond hole reviews

1. Starrett KD0414-N 4.1/4-Inch Diamond Grit Hole saw

starrett diamond hole saw

Starrett is one of these best tool makers, thanks to their high-quality tools. The Starrett diamond grit hole saw will not disappoint because it is versatile in strength and use.

You can cut various materials from fired ceramics, hardened steel, and even concrete aggregates. If that’s not enough, you can also use it to cut nonmetallic and other difficult-to-cut materials. That all serves to underline the strength of this hole saw.

The strength of this diamond hole saw is from the uniform diamond grit and steel platform bonding that makes it as tough as possible. That’s what makes it possible to use this saw on tough metals and other materials that are hard to cut.

This saw will also give you clean and accurate cuts thanks to the 2 inches of depth you can gain from it. The depth is enough to enable you to cut close to 100 holes on ¾ inches of plaster and still not make a dent on the saw.

You, however, will need to use a coolant whenever you are cutting with it. That’s because it generates high temperatures that might cause problems with the material you are cutting. That’s especially if you are cutting metal or fired ceramic.

Key Features

  • Material: Steel platform with a coating of diamond grit
  • Dimensions: 8 by 6 by 2 inches
  • Maximum speed: 300 RPM
  • Heat Production: Yes,

Pros

  • A maximum speed of 300 rpm makes it efficient
  • Durable, tough, and robust material
  • Ideal for a variety of materials
  • Commendable cutting thickness
  • Ideal for drywall plaster

Cons

  • Heat is a constant issue when cutting thick materials

2. Bosch HDG11 11-Piece Diamond Hole Saw Set

bosch diamond hole saw

Getting the right hole saw is hard enough. But what if you had a set to choose from? That would increase the chances of you landing the best hole saw, right? Well, the Bosch diamond hole saw set is what you need if you have that problem.

This diamond hole saw set has a fundamental difference from the hole saws on our list in that they are vacuum brazed. That’s beside the diamond grit that makes this saw cut faster and efficiently.

Another thing you will love about this saw is the segmented teeth. The segmented teeth increase the cutting efficiency and also reduce the debris from the material and heat.

Also, with a pilot bit, starting the cuts is easier and faster. The automatic start pilot bit has a retractable shaft that allows you to walk-free drilling even without a pilot hole. You don’t have to use too much of your time testing for the right place to drill a hole.

This diamond hole saw set is hard to argue against, thanks to the excellent features such as the pilot bit. The retractable shaft also makes it easier for you to use compared to most other diamond hole saws.

Key Features

  • Quick change adapter
  • Segmented teeth
  • Vacuum brazed diamond
  • Fast starts

Pros

  • Give easy starts even for difficult to cut materials
  • You can change the hole saw sizes fast and seamlessly
  • Segmented teeth reduce debris
  • Vacuum brazed diamond teeth are durable
  • Plastic carry case for easy transport

Cons

  • Slippage is common, especially if you don’t start with a 45-degree angle

3. Diamond Drill Bit Hole Saw Set Guide Included 10 Pieces

best diamond hole saw

What if you could get the drill bits you need for your hole saw in a set? Well, Drillax offers you precisely that in a zipper storage case. You also get a guide on how to use the drill bits with your hole saw.

What will excite you about this set is that the drill bits come in different sizes. You can therefore make various sizes of holes in the material you are working on. That enables you to add some versatility to your hole saw.

With a shank size of 3/8 inches, these drill bits will drill holes through relatively thicker materials. The shank size also makes them taller than most drill bits on the market.

With this dill bit set, you will find drill bits ideal for stone, marble, granite, glass, and even slate. You are therefore sure you can work on a variety of materials. You don’t have to do a pilot drill since the user guide will tell you the right way to do it.

Unlike the previous entry on our list, this one comes with a set of ten pieces that allow you to try out different ranges of drills. That it comes at an affordable price is a bonus.

Key Features

  • 3/8-inch shank size
  • 10-pice set with different size drill bits
  • Diamond hole saw guide included
  • Elegant zipper carry case included

Pros

  • The included guide makes this set easy to use
  • Ten-piece set increases the range of drill holes
  • Shank size of 3/8-inches
  • Has center pilot drills that work best for wood
  • The diamond coating makes them durable

Cons

  • They aren’t ideal for difficult to cut materials

4. SE Diamond Hole Saw Set

SE diamond hole saw

This hole saw set boasts 80 grits with ¼ shank size that makes it ideal for drilling holes in glass, marbles, tile, and slate. The size hole saw sizes make it a versatile saw set that’s easy to use for different purposes.

The diamond-coated tips make it a solid and durable option to drill holes in different materials for a long. Also, this hole saw set has nickel plates to boost durability further.

Another thing you will appreciate with this hole saw set is that you can use it with a drill press. You will need to use a lubricant or coolant to ensure the heat produced doesn’t damage the material you are working on.

Since it isn’t all the time you will work in one place, the plastic carry case will come in handy. This easy-to-use hole saw set might lack some features typical of the predecessor. It, however, compensates for that with the six different hole sizes.

Key Features

  • Six different hole saw sizes
  • Shank size ¼
  • Grit:80
  • Diamond-coated tips
  • Nickel-plated

Pros

  • The six-hole saw sizes make it easier to use
  • It boasts grit of 80
  • Plastic container makes transport easy
  • Diamond-coated tips and nickel plates make it durable
  • Easy to use with a drill press

Cons

  • It is easy to wear out

5. Uxcell 12mm 1/2″ Diamond

Uxcel diamond hole saw

If you work mostly with ceramic tile glass, this drill bit will be ideal for your diamond hole saw. Diamond being the toughest known metal makes the diamond coating on this drill bit quite the deal for ceramic tile glass.

It can cut up to a depth of ½ inches thanks to the AA-grade diamond particles that make it extremely tough. The diamond tips make the drill bit sharp, enabling it to give efficient cutting.

Vibrations are a common issue when using a hole saw. That’s why you will appreciate the smoothness this drill bit gives you. You can quickly get accurate cuts without the risk of broken glass because of the reduced vibration.

The 800 to 1000rpm speed, although relatively slow, will enable you to cut through most types of glass. You will, however, need a coolant to lubricate the saw when cutting glass. Otherwise, you could end up damaging the glass.

Unlike the other products on this list, this is a drill bit. That means you buy it to use it with your diamond hole saw. Additionally, it only works for glass, granite, marble, ceramic stone, and quartz.

Key Features

  • AA-grade diamond coating
  • Ideal for glass holes
  • Variety of choice of sizes
  • 12mm drilling diameter

Pros

  • Suitable for glass, tile, and ceramic
  • Affordable and easy to use
  • The diamond coating makes it durable
  • You have a verity of sizes to choose from
  • 12mm diameter makes it ideal for various uses

Cons

  • It only works for glass and tiles, unlike other drill bits that work for metals as well

6. Diamond Drill Bits, Baban 10Pcs

Baban diamond hole saw

The Baban diamond hole saw will enable you to cut clean and accurate holes on porcelain, fiberglass, tile, among others. It has a diamond coating that gives a strong edge that cuts through a variety of materials.

The diamond coating coats a steel material that cuts through glass fast and efficiently. Steel is one of the most dependable materials, and as a result, this hole saw will astound you with its reliability.

You can get cuts as dep as ½ inches provided you are using it on the right material with the steel material. It isn’t that effective on tougher materials such as concrete or plaster. However, if you are dealing with marble and ceramic tiles, it will be the best option.

You will love that you won’t struggle to replicate clean edges and accurate holes on the different materials you try it on. Furthermore, it has reduced drill speeds on all the material you might try it on.

What you won’t like with this diamond hole saw, however, is that you can’t use it on difficult-to-cut materials, unlike other saws on this list. Concrete is a definite no, as well as other tough metals and nonmetals. It is more effective on glass-based materials or ceramic tile.

Key Features

  • Material: Stainless steel with diamond coating
  • Durable high-speed diamond drill bits
  • Ideal for tough wood besides stone pebbles
  • Attachable to any drill

Pros

  • Super-fast on a wide range of glass-based material and stone pebbles
  • It comes with a set of different size drill bits
  • Good value for the money
  • Durable stainless-steel material
  • The diamond coating makes it tough and durable

Cons

  • It won’t work well for tough to cut materials like metals
 We also have reviewed best hole saw for concrete.

Buying Guide

Take your time to source the most befitting diamond hole saw for the work ahead. You want to ensure that you get value for your money and the right tool for the

The points below are all very helpful to ensure you procure a tool you won’t regret.

Part sizes

The size is a key factor when selecting the appropriate diamond hole saw for your project. Various outlets stock various sizes of befitting professionals, home improvement enthusiasts, and your purchase depends on which category you fall under. You can find a set with more than ten sizes or even a standard size for high accuracy and efficiency in your project.

Speed

The speed you use to make holes on materials significantly affects the longevity of the hole saw and the quality of holes you make. Using high speed on tough materials will lead to heat build-up and affect the accuracy of your holes.

That’s why you must consider the right RPM appropriate for Diamond hole saws.

Depth of Cut

You don’t want to be hasty in your selection and regret it later when it is already too late.

Consider the depth of holes you want to achieve before buying your Diamond hole saw. While some drill deeply but with small diameters, others drill shallow with wider diameters.

Materials Type

Each type of diamond hole saws varies in strength and durability depending on the materials used during manufacture.

For instance, we find that a Nickel plated hole saw features extra reinforcement, and that would be a good selection for durability, effective and accurate cuts.

Accuracy level

The degree of accuracy varies per the design of the manufacture of each diamond hole saw. Other options can incorporate a pilot bit. This additional feature offers you greater precision capability on every cut. Additionally, an organizer case for storing the built-in parts is critically useful.

FAQs:

  • Will a diamond hole saw cut concrete?

Yes, using a home drill driven at low speed and a diamond hole saw suitable for the purpose, you can cut through concrete to get the exact size of hole you want. Remember to use a lubricant to avoid overheating for optimum performance.

  • Will a diamond hole saw cut metal?

Diamond hole saws are not suitable for cutting metal. Instead, find bi-metal hole saws for this type of project.

  • What is a diamond hole saw?

This saw has an investment or a coating of diamond on its edges to enhance durability and strength. They exhibit high heat and wear resistance, and you must use water on them as a coolant during drilling sessions.

  •  How long will a diamond drill bit last?

It depends on the application. How tough, abrasive the material you are drilling and also the drilling speed affects the tools life.

  • The materials incorporated during the manufacture of drill bits also determine how long it is going to last. For instance, you can expect 120 holes with a diamond drill bit, while a sintered bit would last 1200 holes.

Related Articles:

Best Hole Saw For Drywall

Best Hole Saw for Aluminum

Best Hole Saw For Concrete

Best Hole Saw for Fiberglass

Different types of hole saw

Last Updated on November 13, 2021 by John G. Anderson

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