Best Uncoated Carbide Parting Inserts

Looking for the best uncoated carbide parting inserts? We’ve curated a list of 10 top-performing inserts to enhance your precision cutting experience.

Uncoated carbide parting inserts are essential tools for precision cutting in various materials. Whether you’re working with aluminum, steel, plastic, or precious metals, these inserts deliver clean, accurate cuts every time.

They reduce material waste, minimize part deflection, and ensure durability. Perfect for parting, grooving, and interrupted cuts, these inserts are reliable and versatile.

List of Top 10 Uncoated Carbide Parting Inserts

Title	Best For	Price
Accusize Industrial Tools GTN-4 Uncoated Self-Lock Carbide Cut-Off Inserts, 0 Deg., Cutting Aluminum, 10 Piece Set, 6603-8004×10	Accusize Industrial Tools GTN-4 Inserts are perfect for machinists who work with aluminum. These cutting tools are ideal for precise parting and grooving, making them a great choice for professionals needing reliable performance.	View on Amazon (paid link)
Accusize Industrial Tools GTN-3 Uncoated Self-Lock Carbide Cut-Off Inserts, 0 Deg., Cutting Aluminum, 10 Piece Set, 6603-8003×10	Accusize Industrial Tools GTN-3 Inserts are perfect for machinists and manufacturers who work with aluminum materials. These specialized carbide inserts are ideal for precise cutting, parting, and grooving tasks.	View on Amazon (paid link)
THINBIT 3 Pack LGPT045D2 ‘L’ Series, Uncoated Carbide, Parting Insert for Steel, Cast Iron and Stainless Steel with Interrupted Cuts	This THINBIT 3 Pack LGPT045D2 is perfect for machinists and manufacturers working with steel, cast iron, and stainless steel. It’s ideal for cutting thin materials like tubing or small parts with precision.	View on Amazon (paid link)
THINBIT 3 Pack LGPT045D5R ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts	This THINBIT 3 Pack LGPT045D5R is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.	View on Amazon (paid link)
THINBIT 3 Pack LGPT062D5R ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts	The THINBIT 3 Pack LGPT062D5R is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.	View on Amazon (paid link)
3 Pack SPT025D2 THINBIT LITTLEBIT ‘S’ Series Parting Insert, Uncoated Carbide for Steel, cast Iron and Stainless Steel with Interrupted cuts	This 3 Pack SPT025D2 THINBIT LITTLEBIT ‘S’ Series Parting Insert is perfect for machinists and manufacturers working with steel, cast iron, and stainless steel. It’s ideal for cutting thin materials like tubing or small parts with minimal waste.	View on Amazon (paid link)
THINBIT 3 Pack LGPT045D57L ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts	This THINBIT parting insert is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.	View on Amazon (paid link)
THINBIT 3 Pack LGPT085D2 ‘L’ Series, Uncoated Carbide, Parting Insert for Steel, Cast Iron and Stainless Steel with Interrupted Cuts	The THINBIT 3 Pack LGPT085D2 is perfect for machinists and manufacturers working with steel, cast iron, and stainless steel. It’s ideal for cutting thin materials like tubing and small parts with minimal waste.	View on Amazon (paid link)
THINBIT 3 Pack LGPT045D5 ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts	This THINBIT parting insert is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.	View on Amazon (paid link)
THINBIT 3 Pack LGPT045D5R7R ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts	This THINBIT parting insert is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 uncoated carbide parting inserts in this expert-curated guide. Each product is thoroughly reviewed for performance and value, ensuring you find the perfect fit for your needs. Whether you prioritize precision, durability, or affordability, this guide has you covered. Dive in to find the best uncoated carbide parting inserts and take your work to the next level.

1. Accusize Industrial Tools GTN-4 Uncoated Self-Lock Carbide Cut-Off Inserts, 0 Deg., Cutting Aluminum, 10 Piece Set, 6603-8004×10

Accusize Industrial Tools GTN-4 Uncoated Self-Lock Carbide Cut-Off Inserts, 0 Deg., Cutting Aluminum, 10 Piece Set, 6603-8004x10

Accusize Industrial Tools GTN-4 carbide inserts are specially made for cutting aluminum. They ensure smooth and precise cuts every time.

These uncoated inserts have a sharp edge, perfect for non-abrasive aluminum. The zero-degree lead angle adds extra precision to your work.

Bulk sets of 10 keep your supply steady. Cutting width of 0.157″ ensures consistent results. Ideal for parting and grooving.

Pros	Cons
Cuts aluminum with precision and efficiency. Sharp, uncoated edge ensures smooth and clean cuts. Zero-degree design for ultimate cutting accuracy. Bulk set of 10 for reliable and consistent supply.	No coating means shorter lifespan when cutting harder materials. Limited use for materials other than aluminum. Bulk sets may be too many for small-scale projects.

Perfect For:

Accusize Industrial Tools GTN-4 Inserts are perfect for machinists who work with aluminum. These cutting tools are ideal for precise parting and grooving, making them a great choice for professionals needing reliable performance.

Ready to Purchase?

View Price on Amazon (paid link)

Best Parting Insert For Non-Ferrous Alloys

2. Accusize Industrial Tools GTN-3 Uncoated Self-Lock Carbide Cut-Off Inserts, 0 Deg., Cutting Aluminum, 10 Piece Set, 6603-8003×10

Accusize Industrial Tools GTN-3 Uncoated Self-Lock Carbide Cut-Off Inserts, 0 Deg., Cutting Aluminum, 10 Piece Set, 6603-8003x10

Accusize Industrial Tools GTN-3 inserts are specially made for cutting aluminum. They come in a set of 10 pieces, so you always have enough. Each insert is uncoated for a sharp edge, perfect for clean cuts.

These inserts have a 0° lead angle for precise cutting. The cutting width is 0.118″, giving you control and accuracy. They are ideal for parting and grooving in aluminum.

The LH chipbreaker helps manage chips. This set keeps you ready for continuous work. It’s a reliable choice for aluminum machining tasks.

Pros	Cons
Cuts aluminum with precision and control. Sharp, uncoated edge for clean aluminum cuts. 0° lead angle ensures accurate grooving and parting. 10-piece set keeps you ready for continuous work.	No coating means shorter lifespan when cutting harder materials. Limited use for materials other than aluminum. Uncoated edge may wear faster under heavy use.

Perfect For:

Accusize Industrial Tools GTN-3 Inserts are perfect for machinists and manufacturers who work with aluminum materials. These specialized carbide inserts are ideal for precise cutting, parting, and grooving tasks.

Ready to Purchase?

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3. THINBIT 3 Pack LGPT045D2 ‘L’ Series, Uncoated Carbide, Parting Insert for Steel, Cast Iron and Stainless Steel with Interrupted Cuts

THINBIT 3 Pack LGPT045D2 is a high-performance parting insert. It’s designed for steel, cast iron, and stainless steel. Use it for interrupted cuts with ease.

This insert works with Large series toolholders. It fits any straight or 90-degree toolholder. Perfect for solid stock up to 1.000″ or tubing with walls up to .500″.

Narrow widths reduce material loss and part deflection. Ideal for precious metals, thin wall tubing, and small parts. Cuts as close as .062″ from the collet face or shoulder.

Pros	Cons
Minimizes material loss with narrow widths, perfect for precious metals. Cuts close to collet face or shoulder, ideal for small parts. Handles steel, cast iron, and stainless steel with interrupted cuts. Versatile use with straight or 90-degree toolholders.	No coating means shorter tool life in tough jobs. Limited to specific toolholders, not all setups work. Narrow widths may break under heavy cutting pressure.

Perfect For:

This THINBIT 3 Pack LGPT045D2 is perfect for machinists and manufacturers working with steel, cast iron, and stainless steel. It’s ideal for cutting thin materials like tubing or small parts with precision.

Ready to Purchase?

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4. THINBIT 3 Pack LGPT045D5R ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts

THINBIT’s 3-pack parting inserts are designed for precision cutting of non-ferrous materials. These uncoated carbide inserts are ideal for aluminium, plastic, and precious metals.

Narrow widths minimize material waste, and they cut flush to the collet face. Use them for parting solid stock or tubing with ease.

Pros	Cons
Minimizes material loss with narrow widths for precious metals and tubing. Cuts flush to collet face or shoulder for precise parting. Handles solid stock up to 1.000″ and tubing walls up to .500″. Uncoated DURA-MAX 5000 carbide ensures durability for non-ferrous materials.	Limited to non-ferrous materials, not for hard metals. No coating, may wear faster in tougher applications. Requires specific toolholders, not universal.

Perfect For:

This THINBIT 3 Pack LGPT045D5R is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.

Ready to Purchase?

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5. THINBIT 3 Pack LGPT062D5R ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts

The THINBIT 3 Pack LGPT062D5R is a parting insert designed for non-ferrous alloys, aluminium, and plastic. It works best for solid stock up to 1.000″ and tubing with walls up to .500″. Its narrow widths reduce waste and part bending, making it ideal for precious metals and small parts.

Use it with Large series toolholders and RH straight or LH 90-degree holders. It cuts flush to the collet face or shoulder, ensuring precision in your work.

Pros	Cons
Minimizes material loss with narrow widths for precious metals. Cuts flush to collet face or shoulder for precision. Handles solid stock up to 1.000″ and tubing up to .500″. Uncoated carbide for non-ferrous alloys, aluminum, and plastic. Compatible with large toolholders for versatile use.	Not for ferrous metals, limiting use in some projects. Requires specific toolholders, adding extra setup steps. No interrupted cuts, restricts use in complex materials.

Perfect For:

The THINBIT 3 Pack LGPT062D5R is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.

Ready to Purchase?

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6. 3 Pack SPT025D2 THINBIT LITTLEBIT ‘S’ Series Parting Insert, Uncoated Carbide for Steel, cast Iron and Stainless Steel with Interrupted cuts

SPT025D2 THINBIT LITTLEBIT ‘S’ Series Parting Insert is a 3-pack of uncoated carbide inserts. These inserts are designed for parting and cutting steel, cast iron, and stainless steel.

Narrow widths reduce material loss and part deflection. They are perfect for precious metals, thin wall tubing, and small diameter parts. Cuts within 1/16″ of the collet face or shoulder of larger diameters.

Use for parting solid stock up to .400″ or tubing with wall thickness up to .200″. Uncoated DURA-MAX 2000 carbide ensures durability and longevity. Compatible with Small series toolholders.

Pros	Cons
Minimizes material loss with narrow widths, perfect for precious metals. Cuts close to collet face or shoulder, ideal for small parts. Handles tough materials like steel, cast iron, and stainless steel. Versatile use for parting solid stock or thin-walled tubing.	Limited to specific materials: steel, cast iron, stainless steel. No coating means shorter lifespan in tough conditions. Small size may not suit all cutting needs.

Perfect For:

This 3 Pack SPT025D2 THINBIT LITTLEBIT ‘S’ Series Parting Insert is perfect for machinists and manufacturers working with steel, cast iron, and stainless steel. It’s ideal for cutting thin materials like tubing or small parts with minimal waste.

Ready to Purchase?

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7. THINBIT 3 Pack LGPT045D57L ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts

The THINBIT 3 Pack LGPT045D57L is a parting insert designed for non-ferrous alloys, aluminium, and plastic. It’s perfect for clean, uninterrupted cuts.

Narrow widths reduce material loss and part deflection. It works well with precious metals, thin wall tubing, and small parts. Cuts as close as .062″ to the collet face or shoulder.

Use it for solid stock up to 1.000″ or tubing with walls up to .500″. Works with Large series toolholders and any straight or 90-degree holder.

Pros	Cons
Minimizes material loss with narrow widths for efficient cutting. Perfect for precious metals and thin-walled parts. Cuts close to collet face, ideal for small diameters. Uncoated carbide ensures smooth cuts in non-ferrous materials. Compatible with large toolholders for versatile use.	Not for ferrous metals, limiting use in many common applications. No coating means shorter lifespan in tough cutting conditions. Requires specific toolholders, adding extra setup steps.

Perfect For:

This THINBIT parting insert is perfect for machinists working with non-ferrous alloys, aluminium, and plastic. It’s ideal for cutting thin materials like precious metals, tubing, and small parts without wasting material.

Ready to Purchase?

View Price on Amazon (paid link)

8. THINBIT 3 Pack LGPT085D2 ‘L’ Series, Uncoated Carbide, Parting Insert for Steel, Cast Iron and Stainless Steel with Interrupted Cuts

THINBIT’s LGPT085D2 parting insert is a powerful tool for cutting steel, cast iron, and stainless steel. It works great with interrupted cuts, making it versatile for many jobs. Check the Downloads section for detailed info and compatible toolholders.

This insert has narrow widths, which reduce material loss and part deflection. It’s perfect for precious metals, thin wall tubing, and small parts. It cuts within .043″ of the collet face or shoulder, giving you precision.

Use it for parting solid stock up to 1.000″ or tubing with walls up to .500″. Made from uncoated DURA-MAX 2000 carbide, it’s durable and reliable. Works with Large series toolholders, including straight or 90-degree options.

Pros	Cons
Minimizes material loss with narrow widths, perfect for precious metals. Cuts close to collet face or shoulder, ideal for small parts. Handles tough materials like steel, cast iron, and stainless steel. Versatile use with any straight or 90-degree toolholder.	No coating means faster wear in tough materials. Limited to specific toolholders, not universal compatibility. Narrow widths may break under heavy cutting pressure.

Perfect For:

The THINBIT 3 Pack LGPT085D2 is perfect for machinists and manufacturers working with steel, cast iron, and stainless steel. It’s ideal for cutting thin materials like tubing and small parts with minimal waste.

Ready to Purchase?

View Price on Amazon (paid link)

9. THINBIT 3 Pack LGPT045D5 ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts

THINBIT’s LGPT045D5 parting insert is perfect for cutting non-ferrous alloys, aluminium, and plastic. Its narrow design reduces material waste and part bending. Use it for solid stock up to 1.000″ or tubing with walls up to .500″.

Made from uncoated DURA-MAX 5000 carbide, this insert is durable and reliable. It works best with Large series toolholders. Use it with straight or 90-degree holders for easy setup.

Check the Downloads section for detailed product info and compatible toolholders. This insert is ideal for precious metals, thin tubing, and small parts. Cuts close to the collet face or shoulder for precision.

Pros	Cons
Minimizes material loss with narrow widths for precious metals. Cuts close to collet face or shoulder, saving material. Handles non-ferrous alloys, aluminum, and plastic with ease. Versatile use with straight or 90-degree toolholders.	No coating means shorter lifespan, especially in tough cuts. Limited use for ferrous materials, not versatile for all jobs. Requires specific toolholders, adds extra cost and setup time.

Perfect For:

Ready to Purchase?

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10. THINBIT 3 Pack LGPT045D5R7R ‘L’ Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts

THINBIT 3 Pack LGPT045D5R7R 'L' Series, Uncoated Carbide, Parting Insert for Non-Ferrous Alloys, Aluminium and Plastic Without Interrupted Cuts

The THINBIT 3 Pack LGPT045D5R7R is a high-quality parting insert designed for non-ferrous alloys, aluminium, and plastic. It’s perfect for precise cuts without interruptions. Check the Downloads section for detailed product info.

Narrow widths reduce material loss and part deflection. Ideal for precious metals and small parts. Works with M03 or M04 for flush cuts.

Use it for parting solid stock up to 1.000″ or tubing with walls up to .500″. Made with uncoated DURA-MAX 5000 carbide for durability. Compatible with Large series toolholders.

Pros	Cons
Minimizes material loss with narrow widths for precious metals. Cuts flush to collet face or shoulder for precision. Handles solid stock up to 1.000″ and tubing up to .500″. Uncoated carbide for non-ferrous alloys, aluminium, and plastic.	Not for ferrous metals or materials with interrupted cuts. Requires specific toolholders, limiting versatility in setups. Uncoated carbide may wear faster in tough applications.

Perfect For:

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Buying Guide

Uncoated carbide parting inserts are essential tools for precision cutting. They deliver clean, accurate cuts in various materials like aluminum, steel, and plastic.

Choosing the right insert ensures durability, efficiency, and minimal waste. Here’s what to consider when buying:

Material Compatibility:
Match the insert to the material you’re cutting. For example, aluminum-specific inserts have sharp edges for clean cuts, while steel inserts handle tougher materials.
Coating:
Uncoated inserts are ideal for non-abrasive materials like aluminum and plastic. They provide a sharp edge for precise cuts.
Lead Angle:
A 0° lead angle offers extra precision, especially for parting and grooving tasks.
Cutting Width:
Narrow widths reduce material waste and part deflection. Choose based on your project needs, like 0.118″ or 0.157″.
Chipbreaker Design:
A LH chipbreaker helps manage chips, keeping your workspace clean and efficient.
Toolholder Compatibility:
Ensure the insert fits your toolholder. Large series toolholders work with many inserts, while Small series are for specific tasks.
Pack Size:
Bulk sets of 10 keep your supply steady, saving time and money.
Application:
Consider the type of cuts you’ll make. Interrupted cuts require durable inserts, while uninterrupted cuts need precision.
Durability:
Look for DURA-MAX carbide for long-lasting performance in tough materials.

With these factors in mind, you’ll find the perfect uncoated carbide parting insert for your needs.