Internal grooving inserts are specialized cutting tools designed for creating grooves within bores. Selecting the correct insert is crucial for achieving precise dimensions, smooth finishes, and efficient material removal. The right choice ensures optimal tool life and prevents costly rework in manufacturing processes.
Looking for the best Internal Grooving Inserts?
Discover now our comparison of the best Internal Grooving Inserts. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Internal Grooving Inserts are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Internal Grooving Inserts in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
No. 1
GBJ MGIVR2016-2 with MGMN200-G 3020 Grooving Cut-Off Cutter Grooving Insert Boring Bar 16mm 5/8" Grooving...
- 🎄 MGMN200 Inserts Material: Made of solid carbide with tin coated,suitable for steel and stainless steel parts processing.
- 🎄 Coating: CVD , MGMN 200 Suitable for Steel and Stainless steel parts processing. Coating endows inserts strong impact resistance, good versatility with high precision, High finish and High wear resistance.
- 🎄 Feature of Inserts: MGIVR offers long tool life and faster cutting speed, low friction coefficient. Good versatility with high precision, high finish and high wear resistance. Not easy to stick to the holders or workpieces. Vacuum hardening...
- 🎄 Feature of Cutting holder : MGIVR2016-2 uses strong steel as material, laser lettering on holder. Anti-rust oil wiped on holders to prevent from oxidation. Plastic box packing ,easier to store.
- 🎄Holder Material : MGMN200-G Inserts adopt high quality carbide substrate and Balzas coating. Holders adopt high quality imported 40Cr steel. Durable for long time using.
SaleNo. 2
Zouzmin 5/8 ", 3/8" MGEHR/L MGIVR/L Lathe Grooving Cut-Off Parting Tool Holder with MGMN150/200 Carbide...
- Package includes: 2pcs grooving tool holders + 10pcs grooving inserts
- Right/left hand Internal grooving tool holders--size name:MGIVR/L2016-1.5 ,adapt to MGMN150 inserts, MGIVR/L2016-2 ,adapt to MGMN200 inserts, overallength of the holders:180mm=7.08in, shank diameter:20mm=3/4in, made from 42CrMo ,high strength, high...
- 1.5mm and 2mm grooving insets--MGMN150 grooving width:1.5mm=0.06in; MGMN200 grooving width:2mm=0.078in;The carbide inserts with TIN coating,good wear-resistance, sharp and non-stick blade;
- Mainly used for grooving and cut off, suitable for processing steel and 45#steel etc...
- Features: Offer long tool life and faster cutting speed, low friction coefficient, good wear resistance.Perform good even in very dirty environment
No. 3
IWONGO 5/8" Large Shank Lathe Grooving & Part-Off Set (3pcs), Internal & External Deep Grooving, 10pcs TiN...
- [MAXIMUM RIGIDITY] The 5/8" (16mm) large shank provides the backbone needed for vibration-free parting and deep internal grooving where smaller tools often flex or fail
- [INTERNAL & EXTERNAL MASTERY] Includes MGIVR (Internal) and MGEHR/L (External) holders. A specialized kit for complex grooving, recessing, and part-off operations
- [ANTI-SNAP DESIGN] Our nitrided 40Cr steel holders are treated to resist the shocks of interrupted cuts, protecting your 10 included MGMN200 inserts from premature chipping
- [CLEAN CHIP EVACUATION] TiN-coated inserts offer low friction and superior heat resistance, ensuring clean chip flow and a smooth finish on tough metals
- [MID-SIZE LATHE OPTIMIZED] Designed for precision hobbyists and industrial shops using BXA or larger tool posts. Delivers reliable accuracy for tight-tolerance grooves
No. 4
CDBP Carbide Grooving Inserts MGMN300-M for MGEHR/L and MGIVR/L Grooving Cut-Off Tool Holder, Installed with...
- Double sided grooving inserts, Width(B): 0.118", Radius(R): 0.016", Longth(L): 0.827"
- CVD coated yellow color grade, universal grade, used to produce grooves and cut-off (parting) pieces in a turning machine
- Suitable for continuous steel cutting and interrupted cutting finishing to roughing
- Soft material parting processing is preferred, sharp cutting edge, low cutting force, low and medium-speed feed processing, pipe fittings, thin-wall parts and small parts processing
- CDBP multifunctional tools can be used in different applications, such as parting, grooving, turning, end face and profiling machining. Unique installation and chip-breaker can ensure excellent performance and production efficiency
No. 5
ASZLBYM Lathe Grooving Tool Holder Grooving Cut-Off Tool Holder MGEHR1212-1.5 With 11pcs MGMN150-G Indexable...
- Package : You will receive 1pc 12mm shank diameter MGEHR1212-1.5 carbide lathe turning tool holder , 11pcs MGMN150-G grooving carbide turning inserts.
- Material : The MGEHR1212-1.5 lathe turning tool holder material is 40Cr steel, it has the characteristics of durability, sturdiness and stability, and good anti-rust performance. The MGMN150-G grooving inserts cutter material is carbide, and the coating...
- MGMN150-G carbide turning insert size : thickness: 1.2mm ≈ 0.047", length : 16mm ≈ 0.629" , height : 3.5mm ≈ 0.137" , P=7 degree.
- Application : Suitable for wide and deep groove machining.The Grooving Cut-Off Tool Holder insert can be used for cutting stainless steel, iron pipe, copper pipe, aluminum pipe, non-metallic pipe, plate and other materials.
- Easy to store : the grooving tool holder and carbide grooving inserts are packed in a plastic container, safe and easy to store, please rest assured to buy!
No. 6
ASZLBYM Lathe Grooving Tool Holder Grooving Cut-Off Tool Holder MGEHR1616-3 With 11pcs MGMN300-M Indexable...
- Package : You will receive 1pc 16mm shank diameter MGEHR1616-3 carbide lathe turning tool holder , 11pcs MGMN300-M grooving carbide turning inserts.
- Material : The MGEHR1616-3 lathe turning tool holder material is 40Cr steel, it has the characteristics of durability, sturdiness and stability, and good anti-rust performance. The MGMN300-M grooving inserts cutter material is carbide, and the coating is...
- MGMN300-M carbide turning insert size : thickness: 2.35mm ≈ 0.093", length : 21mm ≈ 0.827" , height : 4.8mm ≈ 0.189" , P=7 degree.
- Application : Suitable for wide and deep groove machining.The Grooving Cut-Off Tool Holder insert can be used for cutting stainless steel, iron pipe, copper pipe, aluminum pipe, non-metallic pipe, plate and other materials.
- Easy to store : the grooving tool holder and carbide grooving inserts are packed in a plastic container, safe and easy to store, please rest assured to buy !
No. 7
10pcs Carbide Inserts MGMN200, Indexable Internal Turning Blade Fit for MGEHR/MGIVR Grooving Cut-Off Tool...
- Model: MGMN200-G P3035
- MGMN200-G Carbide Inserts fit for MGEHR/MGIVR Grooving Cut-Off Tool Holder
- Suitable for: for steel, copper and aluminum parts, wood, plastic, etc .
- Package : 10pcs
No. 8
20 Pcs MGMN200-G Carbide Turning Internal Inserts, Blade for MGEHR/MGIVR Grooving Cut-Off Tool Holder
- Model: MGMN200-G CNC Coated Carbide Insert, 2.0mm.
- Size: Length: 16mm(0.63"),Cutting Width: 4mm(0.157"), Thickness: 2mm(0.078"), Blade Angle: 0° lead angle .
- Materials: CVD coating solid carbide, for excellent toughness, hardness and sharpness to provide excellent finish, wear resistance and heat resistant,to ensure a longer service life.
- Widely Application: Used for processing steel, copper and aluminum parts, wood, plastic, etc. Carbide inserts are fit for MGEHR / MGIVR grooving cut-off tool holder.
- Package including: 10PCS in a box , 2 Boxes .
No. 9
Indexable Carbide Grooving Inserts MGMN300-M (3mm) Tin Coated CNC Carbide Turning Inserts Lathe Inserts...
- It Is Processed By Imported Technology And Has The Advantages Of High Hardness, Strong Wear Resistance, High Smoothness, Not Easy To Stick To The Knife, And Smooth Chip Removal.
- Different R Angles Can Meet Your Needs For Fine Turning Or Rough Turning, Reduce Cutting Resistance, And Achieve Sharp Cutting.
- The Turning Is Light And Fast, And The Advanced Coating Process Is Sprayed By The 1000-Degree Stress Accumulation Method, The Coating Is Thicker, And The Cutting Edge Is Passivated, Strong And Durable.
- The Unique Groove Design Can Make Chip Removal Faster And Smoother, So As To Ensure That The Excrement Will Not Scratch The Surface Of The Product!
- The Blade Is Both Sharp And Thick, So That It Can Realize The Ideal Processing That Is Fast And Not Easy To Stick To The Knife, High Smoothness And Not Easy To Break.
No. 10
ASZLBYM Lathe Grooving Tool Holder Grooving Cut-Off Tool Holder MGEHR1616-2.5 With 11pcs MGMN250-M Indexable...
- Package : You will receive 1pc 16mm shank diameter MGEHR1616-2.5 carbide lathe turning tool holder , 11pcs MGMN250-M grooving carbide turning inserts.
- Material : The MGEHR1616-2.5 lathe turning tool holder material is 40Cr steel, it has the characteristics of durability, sturdiness and stability, and good anti-rust performance. The MGMN250-M grooving inserts cutter material is carbide, and the coating...
- MGMN250-M carbide turning insert size : thickness: 2mm ≈ 0.079", length : 18.5mm ≈ 0.728" , height : 3.5mm ≈ 0.152" , P=7 degree.
- Application : Suitable for wide and deep groove machining.The Grooving Cut-Off Tool Holder insert can be used for cutting stainless steel, iron pipe, copper pipe, aluminum pipe, non-metallic pipe, plate and other materials.
- Easy to store : the grooving tool holder and carbide grooving inserts are packed in a plastic container, safe and easy to store, please rest assured to buy!
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Last update on 2026-04-17 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Internal Grooving Inserts
Insert Material
The material of the insert significantly impacts its performance and durability. Common options include:
- Carbide: Offers excellent hardness and wear resistance, suitable for machining a wide range of materials, including steels, stainless steels, and cast iron.
- Ceramic/Cermet: Ideal for high-speed machining of hardened steels and exotic alloys due to their superior heat resistance.
- CBN/PCD: Reserved for extremely hard materials and high-volume production, providing exceptional hardness and wear characteristics.
Groove Geometry and Size
Consider the specific dimensions and shape of the groove you need to cut. Key factors include:
- Width and Diameter: Ensure the insert's cutting edge matches the required groove width and that the insert holder can access the bore diameter.
- Corner Radius: A sharp corner (zero radius) is needed for specific applications, while a radius is required for stress relief or to accommodate O-rings.
- Lead Angle: This affects chip formation and surface finish, with different angles suited for various materials and cutting depths.
Coating
Coatings enhance the insert's performance by reducing friction, increasing hardness, and improving thermal stability. Common coatings include TiN (Titanium Nitride), TiCN (Titanium Carbonitride), and AlTiN (Aluminum Titanium Nitride), each offering specific benefits for different machining challenges.
Frequently Asked Questions
What is the difference between a standard and a specialized grooving insert?
Standard grooving inserts are general-purpose tools, while specialized inserts are designed for specific groove types, materials, or applications. Specialized inserts often offer features like specific corner radii, deeper reach, or optimized geometries for demanding tasks.
How do I determine the correct insert width for my application?
The insert width must precisely match the desired groove width. It's crucial to consult the specifications of both the insert and the groove requirement to ensure a perfect fit and avoid machining errors.
Can I use a grooving insert for threading?
While some inserts can perform both grooving and light threading, dedicated threading inserts are generally recommended for optimal results. Using a grooving insert for threading might compromise thread accuracy and finish.
What is the impact of the insert's corner radius?
The corner radius influences the stress concentration at the groove corners. A smaller radius is suitable for applications requiring sharp internal corners, while a larger radius is often used for O-ring grooves to prevent stress risers and seal leakage.
