Best TPI For Cutting Metal

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The TPI indicates the number of teeth per inch on the blade. If you want to cut wood or other soft materials, you’ll need a blade with a TPI of 6 to 20. A TPI of 14 to 36 is preferable for tougher materials such as metal.

You must select the appropriate Teeth Per Inch (TPI) for the thickness of the cut material. The blade will not last nearly as long if the wrong TPI is chosen. The TPI of a band saw blade might be the most crucial consideration when purchasing one. Read on to learn everything there is to know about blade Teeth Per Inch (TPI).

Caption: Dakin-flathers.com

Our Top Pick:

The number of TPI indicates the blade’s pitch, ranging from 1 to 32 TPI. Vari-Pitch bandsaw blades have variable pitch widths on the same blade. TPI is measured from gullet to gullet, not tooth tip to tooth tip. This is known as pitch.

The following is true in general:

• For wood and other soft materials, aim for 3 to 6 teeth in the workpiece.

• The workpiece should have between 6 and 24 teeth for metals and other hard materials.

Here are a few things to keep in mind:

• If there are insufficient teeth, the work may become stuck and shatter.

• Too many teeth can clog the gullet and cause tooth injury.

Choose the best teeth per inch (TPI) for your project using the chart below.

10 Best Blade For Cutting Metal on the Market

We have selected and reviewed the top 10 best blades for cutting metal which are TPI recommended and perfect for cutting metal.

1. DEWALT Reciprocating Saw Blades Inch 24 TPI

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DEWALT Reciprocating Saw Blades, Straight Back, Bi-Metal, 6-Inch 24 TPI, 5-Pack (DW4813) , Yellow
  • DURABLE BLADE DESIGN: Bi-metal construction delivers blade flexibility and a long-lasting cutting edge
  • MADE IN THE U.S.A. WITH GLOBAL MATERIALS
  • UP TO 50% LONGER LIFE*: Patented toothforms optimize chip removal for efficient cutting and long life. *Average performance of DEWALT reciprocating saw blade range vs. prior generation DEWALT blades

Look no further if you’re looking for a dependable saw blade that can handle the toughest jobs. The DEWALT DW4813 6-Inch 24 TPI Straight Back Bi-Metal Reciprocating Saw Blade, Metal Trim Cuts has all the power and durability you need to get the job done right.

Made in the USA with global materials, these blades are designed to last up to 50% longer than their predecessor model. They deliver fast and smooth cuts for metal cutting applications, making them ideal for various jobs, including metal, plastic, wood, and drywall.

This 5-pack of blades comes with five durable steel blades per package.

The DEWALT DW4813 6-Inch 24 TPI Straight Back Bi-Metal Reciprocating Saw Blade, Metal Trim Cuts is perfect for any brand of a reciprocating saw and will help you get the job done right!

2. Lenox Tools – 20566618R

Lenox Tools - 20566618R LENOX Tools Metal Cutting Reciprocating Saw Blade with Power Blast Technology, Bi-Metal, 6-inch, 18 TPI, 5/PK
  • Precision milled teeth
  • Versatile blade cuts easily through thin and medium metals
  • T2 Technology allows efficient cutting in the widest range of materials
  • High heat and wear resistance
  • Power Blast Technology strengthens the blade to reduce breaks

Your job is tough, and your tools should be too. Lenox Tools’ 20566618R LENOX Tools Metal Cutting Reciprocating Saw Blade with Power Blast Technology, Bi-Metal, 6-inch, 18 TPI, 5/PK is the blade you need to get the job done right.

Lenox’s bi-metal construction makes it strong enough to easily cut through thin and medium metals. The Power Blast Technology strengthens the blade to reduce breaks that would cost you time and money. It’s versatile enough to tackle a wide range of materials. And its precision milled teeth mean less breakage, which means more productivity for your business.

The shatterproof, shock-resistant teeth are heat and wear-resistant, so they can stand up to even the most challenging tasks—and keep working for years to come!

3. 10 Piece 9” 14-TPI

10 Piece 9” 14-TPI Thick Metal Cutting Reciprocating Saw Blades
  • ★Fast straight cut, effortless cutting into thick sheet metal, metal pipe and solid pipes/profile.
  • ★10-PACK, 9-Inch Metal Cutting Reciprocating Saw Blades, 14 Teeth Per Inch.
  • ★【UNIVERSAL COMPATIBILITY】Works with all major reciprocating saw brands such as DeWalt, Makita, Ridgid, Milwaukee, Porter & Cable, Skil, Ryobi, Black & Decker, Bosch, Hitachi
  • ★Bi-Metal (stronger than HCS) material guarantees long lifetime on metal cutting. Maxmized the cutting range from soft to hard.
  • ★Suitable blade height and flexible thin blade body is more resistant to breaking and shattering

Are you looking for blades to help you power through your cutting projects? This 10-pack of metal cutting reciprocating saw blades is the way to go.

These bi-metal blades are made from the strongest materials on the market, and they’re guaranteed to last you a long time. The blade is optimized for cutting through hard and soft metals, which means it’s great for any project that requires metal cutting.

The blades also feature a flexible thin body that resists breaking and shattering when working with thick metal sheets or pipes/profiles. And because they’re compatible with all major reciprocating saw brands, you won’t have to worry about finding new parts if you already own one!

4. Thick Metal Cutting Saw Blades (18 TPI)

6-Inch Thick Metal Cutting Reciprocating Saw Blades (18 TPI) Made of Long Lasting Bi-Metal (HSS Teeth Bonded to HCS Body) - 8 Pack - Caliastro
  • 8-pack of Professional 6-inch Saw blades for cutting metals up to one-quarter inch in thickness
  • Works with all major reciprocating saw brands such as DeWalt, Makita, Ridgid, Milwaukee, Porter & Cable, Skil, Ryobi, Black & Decker, Bosch, Hitachi, etc.
  • Made of high-quality Bi-Metal, specifically engineered for faster cutting and added durability, that will easily cut black pipe, conduit, cold rolled steel, rebar, angle iron, and other metals
  • Minimized bending and breaking of blade due to 0.05” thickness. Precision-set teeth yield smooth cuts
  • Includes a durable clear plastic storage case that won't come apart in your tool bag

Are you need reciprocating saw blades that can cut through thick metal? Look no further.

This 8-pack of Professional 6-inch Saw blades for cutting metals up to one-quarter inch in thickness is the perfect solution. They’re made of high-quality Bi-Metal, specifically engineered for faster cutting and added durability, so they’ll easily cut black pipe, conduit, cold-rolled steel, rebar, angle iron, and other metals.

They come with a durable clear plastic storage case that won’t come apart in your tool bag and works with all major reciprocating saw brands such as DeWalt, Makita, Ridgid, Milwaukee, Porter & Cable, Skil, Ryobi, Black & Decker, Bosch, and Hitachi.

5. FOXBC 5-Inch Saw Blade

FOXBC 5 Inch Scroll Saw Blade for Metal Cutting 24 TPI, 12 Pack for All Machines That Require 5in. pin end Scroll Saw
  • For machines that require 5in. pin end blades.
  • Made from corrosion-resistant SK5 Japanese carbon steel for increased strength and longevity
  • FOXBC goal is to help woodworkers and artisans across the world to get their most most affordable and top quality replacement scroll saw blades.
  • Perfect Replacement For WEN 3921 3922, Dremel, TACKLIFE, Shop Fox, SKIL, Rikon, Sears Craftsman, Penn State, Delta, Ryobi SC165VS and all 15in. and 16in
  • Easy installation and easy handling, easy to use and highly durable

Are you looking for a scroll saw blade that’s easy to install and handle? Do you want a highly durable blade that will give precise results?

If so, then look no further. FOXBC has the perfect replacement scroll saw blade for you!

FOXBC replacement scrollsaw blades are made from corrosion-resistant SK5 Japanese carbon steel for increased strength and longevity. They’re designed to fit machines with 5-in pin end blades, like the WEN 3921 3922, Dremel, TACKLIFE, Shop Fox, SKIL, Rikon, Sears Craftsman, Penn State Delta Ryobi SC165VS, and all 15in/16in machines.

With FOXBC replacement scrollsaw blades on your machine, you’ll be able to get back to cutting wood without worrying about whether or not your blade will hold up—because it will! And at an affordable price point too!

Try FOXBC today risk-free with our 100% money-back guarantee. You have nothing to lose!

6. Caliastro Thick Metal Cutting 9-Inch

Caliastro 9-Inch Thick Metal Cutting Reciprocating Saw Blades (18 TPI) Made of Long Lasting Bi-Metal (HSS Teeth Bonded to HCS Body) - 5 Pack
  • Works with all major reciprocating saw brands such as DeWalt, Makita, Ridgid, Milwaukee, Porter & Cable, Skil, Ryobi, Black & Decker, Bosch, Hitachi, etc.
  • Minimized bending and breaking of blade due to 0.05” thickness. Precision-set teeth yield smooth cuts
  • 5-pack of Professional 9-inch Saw blades for cutting metals up to one-half inch in thickness
  • Made of high-quality Bi-Metal, specifically engineered for faster cutting and added durability, that will easily cut black pipe, conduit, cold rolled steel, rebar, angle iron, and other metals
  • Includes a durable clear plastic storage case that won't come apart in your tool bag

If you’re a professional, you know that when it comes to cutting through sheet metal, there’s no substitute for quality. It would be best if you had a blade that would get the job done quickly, effortlessly, and without breaking down or bending. These Caliastro 9-Inch Thick Metal Cutting Reciprocating Saw Blades come in. They’re made from high-quality Bi-Metal, specifically engineered for faster cutting and added durability—they’ll easily cut black pipe, conduit, cold-rolled steel, rebar, and angle iron.

You can be sure that these blades will last longer than other brands because they have a 0.05” thickness—the same thickness as your average saw blade! Precision-set teeth yield smooth cuts without worrying about bending or breaking them during use. And since they come in a five-pack, you’ll have plenty of extras ready when you need them!

7. Lenox Tools Saw Blade

Lenox Tools Metal Cutting Reciprocating Saw Blade with Power Blast Technology, Bi-Metal, 6-inch, 24 TPI, 5/PK (20568624R)
  • Increases productivity
  • Bi-metal construction for durability and long life
  • High heat and wear resistance
  • T2 Technology allows efficient cutting in the widest range of materials
  • Power Blast Technology strengthens the blade to reduce breaks

When you’re working in the metal shop and need a blade that can keep up with you, you want one that’s durable, versatile, and efficient. That’s why we created the Lenox Tools Metal Cutting Reciprocating Saw Blade with Power Blast Technology.

Power Blast Technology strengthens the blade to reduce breaks, so you can get the job done quickly and efficiently. This bi-metal blade cuts easily through thin metals, and it’s versatile enough to cut through a wide range of materials—you’ll be able to use this single blade for various jobs around your shop.

The precision milled teeth make sure that every cut is clean and accurate. The shatterproof, shock-resistant teeth give you confidence when tackling even tough jobs. And thanks to its high heat and wear resistance—best in its class—this blade will last longer than other options on the market today.

8. BOSCH T321AF3 Saw Blades

BOSCH T321AF3 3-Piece 5-1/4 In. 21 TPI Speed for Metal T-Shank Jig Saw Blades
  • Proper lubricant is recommended when cutting metal
  • Extra-long 5-1/4 In. overall length, 4-1/4 In. working length
  • For pipes, profiles, and sheet metal 10to 16 gauge, thin metals 1/16 In. to 1/8 In. thick (ferrous and non-ferrous), pipes less than 2-1/2 In. diameter, tube stock, angle iron
  • Bimetal construction for durability and long life
  • 21 TPI tooth design for smooth, very fast cuts

When cutting metal, it’s important to have the right tool for the job. That’s why we designed our Bosch T-Shank Jig Saw Blades with patented tooth geometries that incorporate aggressive and reinforced teeth to increase performance. Whether you’re looking for fast cuts in wood and plastics or precise, fine cuts in wood, we’ve got a blade that can get the job done.

Side set and ground teeth offer clean, fast cuts in wood and plastics. In the design of jig saw blade teeth, side set means teeth are designed to be offset and are used for fast cuts.

Wavy teeth sets are used for cuts in metal, non-ferrous metal, aluminum, and plastics. For wavy teeth sets in jig saw blades, teeth are aligned in a wave design and can be used for straight, fine cuts.

Side set and milled teeth offer fast, rough cuts in wood and plastics. Teeth that side set is offset in design and are used for faster, rough cuts.

Ground and tapered ground jig saw blades offer a precise, fine, and clean-cut in wood. Taper set teeth to have a straight alignment and provide fast chip removal during the cutting process. The high number of teeth per inch facilitates a smooth cut and keeps the blade cool for longer periods.

9. LENOX Tools Saw Blades, 6-Inch, 14 TPI

LENOX Tools Reciprocating Saw Blades, Metal Cutting, 6-Inch, 14 TPI, 5-Pack (21067614GR)
  • Easy to use
  • The product is 5PK 6"14TPI Recip Blade
  • Cuts Faster
  • Bi-Metal Construction
  • Shatter Resistant

These blades are made specifically for cutting metal, and they can help you get the job done faster than ever before. The T2 technology and precision-applied titanium coating help dissipate heat, extending the life of the blades so that you can finish your project sooner.

These blades are also bi-metal construction, shatter-resistant, and deliver up to 2X longer life versus traditional straight LENOX reciprocating saw blades. They’re easy to use, made in the USA of global components, and available for wood, metal, demolition, and extreme heavy metal cutting applications.

10. BOSCH T118G Saw Blades

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BOSCH T118G 5-Piece 3-5/8 In. 36 TPI Basic for Metal T-Shank Jig Saw Blades
  • 3-5/8 In. overall length, 2-5/8 In. working length
  • Works in Bosch and others T-shank and combination T-U shank jigsaws
  • For sheet metal 17-26 gauge, very thin metals 1/64 In. to 3/64 In. thick (ferrous and non-ferrous)
  • For use in sheet metal 17-26 gauge and very thin ferrous and non-ferrous metals 1/64 In. - 3/64 In.
  • Proper lubricant is recommended when cutting metal

Look elsewhere if you’re looking for a jig saw blade that can cut through thick sheet metal. But this is the blade for you if you want something to make smooth, clean cuts in thin sheet metal.

The Bosch T118G 5-Piece 3-5/8 In. 36 TPI Basic for Metal T-Shank Jig Saw Blades is designed for straight cuts in materials as thin as 1/64 In. – 3/64 In., making them ideal for thin sheet metal and other materials such as very thin ferrous and non-ferrous metals. They feature a 36 TPI tooth design that works well in straight cuts, even when used on extremely thin materials.

These blades are made from high-speed steel, so they’ll last longer and cut more smoothly than other blades with similar specifications.

They come in a pack of five, and each blade has an overall length of 3-5/8 In., with a working length of 2-5/8 In.. The size makes them compatible with most standard jig saws (including Bosch and others), but check your manual before purchasing to ensure compatibility.

FAQ:

What is 14 TPI for cutting?

14 TPI measures the number of times a millimeter of the cutting tool moves in one full revolution. In other words, 14 TPI means that for every inch (2.54 cm) you move the cutter, it moves 0.0236 mm.

When cutting materials with a lathe, you’ll want to know what your TPI is so you can choose a bit appropriate for your material and desired cut quality.

Is a higher TPI better saw?

It depends on what you’re using the saw for. Higher TPI (teeth per inch) is better if you cut through hard materials like wood or metal because it allows the blade to cut more precisely. Lower TPI will work better for you if you’re doing a lot of cutting in soft materials like cloth or paper.

How many teeth does it take to cut metal?

It all depends on what kind of metal you’re cutting!

You’ll need around 50 teeth to do the job if you’re cutting through steel. If you’re looking to cut through aluminum, you’ll need around 20 teeth. And if you’re looking to cut through copper, well… that’s a different story altogether.

Why should a 32 TPI blade be used for cutting thin metal?

A 32 TPI blade is best for cutting thin metal because it will give you a cleaner cut.

A 32 TPI blade is sharp enough to cut through thin metal but not so sharp that it will tear through it instead of cleanly slicing through it. This means that your cuts will be cleaner and more precise than if you used a higher number of teeth per inch (TPI) on your blade.

A lower TPI blade might be more appropriate if you’re looking for a thicker cut.

How many teeth should my saw blade have?

The number of teeth on your saw blade is determined by the wood you’re cutting and how thick it is. For example, if you’re working with pine, which is soft and easy to cut, you can use a saw with fewer teeth per inch (TPI). If you’re working with hardwood like oak or mahogany, which require more power to cut cleanly through, you’ll want a saw with more TPI.

It’s always best to err on the side of having too many teeth than too few—you can always take off a tooth or two if you find that your saw isn’t sharp enough for the job.

What is a 24-tooth blade used for?

The 24-tooth blade is used to cut materials requiring a little more precision. For example, if you’re making a wooden bowl, you would want to use a 24-tooth blade because you need to ensure the edges are smooth and even, which will happen with this type of blade.

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