The 60° TNMG-Type Turning Insert is a triangular carbide turning insert designed for CNC machining and general-purpose metal turning applications. Based on the TNMG-style negative insert geometry, it provides a practical cutting solution for turning operations that require stable edge support and reliable machining performance.
The triangular configuration provides multiple usable cutting edges, allowing manufacturers to make efficient use of the insert during production. Its negative geometry is particularly suitable for machining conditions where cutting edge strength and tool stability are important.
As a pressed carbide insert, the TNMG-type design offers a cost-effective tooling option for a wide range of turning applications. It can be selected according to the workpiece material, cutting conditions, insert grade, and required machining performance.
Shenzhen Xinminghui Diamond Tools Co., Ltd. provides carbide turning inserts and professional cutting tool solutions for customers in precision machining, metalworking, and industrial manufacturing.
60° Triangular Geometry
The triangular TNMG configuration provides a practical insert shape for CNC turning applications and offers multiple usable cutting edges.
Negative Insert Design
The negative geometry provides strong cutting edge support, making the insert suitable for machining conditions where edge stability and durability are important.
Multiple Cutting Edges
The triangular design allows different cutting edges to be used during machining, helping improve insert utilization and reduce tooling replacement frequency.
Stable Turning Performance
The robust insert configuration supports stable cutting performance during continuous CNC turning operations.
Pressed Carbide Construction
The pressed manufacturing process provides a practical carbide insert solution for general machining and production applications.
| Item | Specification |
Name | Swiss Type Pressed Alloy Turning Inserts |
Model | 60° T Series |
Material | Tungsten Carbide |
Customization | Non-standard customization available |
Workpiece Material | Stainless Steel / Aluminum / Steel / Superalloy / Titanium Alloy |
Features | Sharp & Wear-resistant, High Hardness, Superior Surface Finish, Anti Built-up Edge |
Package | 10 pcs per box |
Price | Price per piece |
TNMG-Type Insert Dimensions



The suitable workpiece materials for TNMG-type inserts depend on the selected carbide grade and machining conditions.Typical materials include:
Stainless Steel Parts
Low-carbon Steel
Medium & High-carbon Steel
Cast Alloy Steel
Alloy Materials
Superalloy

Strong Cutting Edge Support
The negative triangular configuration provides a robust cutting edge suitable for machining conditions requiring reliable edge strength.
Efficient Insert Utilization
The multi-edge triangular configuration allows better utilization of the insert during machining.
Stable CNC Turning
The insert geometry supports consistent cutting performance during continuous turning operations.
Practical Production Tooling
TNMG-type inserts provide a practical tooling solution for general metalworking and CNC production environments.
The 60° TNMG-type turning insert can be used for various CNC turning operations, including:
External Turning
Face Turning
Rough Turning
General Turning
Continuous Turning

Shenzhen Xinminghui Diamond Tools Co., Ltd. specializes in the development and manufacturing of professional cutting tools and carbide insert solutions.
Our product range covers different machining requirements, including turning, grooving, parting, milling, drilling, and specialized tooling applications.
With professional manufacturing capabilities and controlled production processes, we provide reliable tooling products for customers seeking stable machining performance and consistent product quality.
Customized solutions can also be developed according to customer drawings, samples, machining materials, and specific application requirements.
For customers with specific machining requirements, Shenzhen Xinminghui Diamond Tools Co., Ltd. can provide customized insert solutions.
Possible customization options include:
Insert dimensions
Carbide grade
Cutting geometry
Edge configuration
Special specifications
OEM manufacturing
What is a TNMG-type turning insert?
A TNMG-type turning insert is a triangular negative-style carbide insert commonly used for CNC turning operations.
What does TNMG mean?
TNMG is a standardized insert designation describing the geometry and characteristics of a particular triangular negative turning insert configuration.
What are 60° triangular turning inserts used for?
60° triangular inserts are commonly used for turning and facing operations where a strong cutting edge and multiple usable cutting edges are beneficial.
What is the advantage of a negative turning insert?
Negative inserts generally provide strong cutting edge support and are suitable for machining conditions requiring durable and stable cutting performance.
Can TNMG-type inserts be customized?
Shenzhen Xinminghui Diamond Tools Co., Ltd. can provide customized carbide insert solutions according to customer drawings, samples, and machining requirements.
APCS84 Front turning insert series
TPBS84 Back Turning Insert Series
CT-84-R-L Grooving & Parting Insert
EXS Small Diameter Tool Sleeve
This website uses cookies to ensure you get the best experience on our website.