The Screw Clamping D-Type External Turning Tool Holder is designed for external turning operations on CNC lathes. Featuring a screw clamping structure, the tool holder provides a practical and secure method for mounting the cutting insert while maintaining stable positioning during machining.
The D-type configuration is designed for external turning applications where reliable insert clamping, tool rigidity, and repeatable machining performance are required. Its practical structure allows the cutting insert to be securely positioned within the holder, supporting consistent cutting conditions during CNC turning operations.
Designed for professional machining environments, this external turning tool holder can be used with compatible carbide inserts for different turning requirements. The holder provides a reliable connection between the CNC machine and cutting insert, helping manufacturers maintain stable machining processes.
Shenzhen Xinminghui Diamond Tools Co., Ltd. provides CNC Turning Tool Holders and precision cutting tool solutions for machining customers, with product options available for different tooling requirements.
Screw Clamping Structure
The screw clamping design provides secure insert fixation and helps maintain reliable insert positioning during external turning operations.
Stable Insert Positioning
The holder is designed to maintain consistent insert positioning, supporting repeatable cutting performance during CNC machining.
D-Type External Turning Design
The D-type configuration is developed specifically for external turning applications, making it suitable for common CNC lathe machining operations.
Practical Tool Replacement
The screw clamping structure allows the compatible insert to be installed and replaced efficiently during routine tooling operations.
Reliable Tool Rigidity
The holder provides a stable connection between the cutting insert and machine tool, helping maintain machining stability under appropriate cutting conditions.
| Item | Details |
Product Name | Screw Clamping D-Type External Turning Tool Holder |
Product Category | |
Clamping Method | Screw Clamping |
Tool Type | External Turning Tool Holder |
Holder Type | D-Type |
Application | External Turning |
Pricing | Available Upon Request |
D-Type External Turning Tool Holder Dimensions

The D-Type External Turning Tool Holder is designed for CNC lathe operations including:
External Turning
Longitudinal Turning
Facing
Step Turning
Contour Turning
The tool holder can be used for external machining of various precision components, depending on the compatible insert and cutting conditions.
Typical workpieces may include:
Shafts
Bushings
Cylindrical Components
Mechanical Parts
Precision Turned Components
Secure Insert Clamping
The screw clamping structure helps keep the cutting insert securely positioned during machining.
Consistent Tool Setup
Stable insert positioning helps improve repeatability when replacing inserts or setting up machining operations.
Suitable for CNC Lathes
The holder is designed for CNC turning environments and can be matched with compatible turning inserts for different machining requirements.
Efficient Tool Maintenance
The practical clamping structure facilitates insert replacement and routine tooling maintenance.

Selecting the appropriate external turning tool holder requires matching the holder specification with the CNC machine, cutting insert, and machining requirements.
Key factors include:
Insert Compatibility
The holder must match the required insert type and dimensions.
Shank Size
The shank dimensions should correspond to the machine tool or tool post configuration.
Machining Direction
Different holders may be designed for specific turning directions or machining approaches.
Workpiece Requirements
The holder should be selected according to the workpiece geometry and required external turning operation.
Cutting Conditions
Machining speed, feed rate, depth of cut, and material should be considered when selecting the appropriate tooling combination.
Shenzhen Xinminghui Diamond Tools Co., Ltd. provides tooling solutions for different CNC machining requirements.
For specific applications, customers can provide:
Tool holder drawings
Machine specifications
Insert models
Shank dimensions
Machining requirements
Our team can evaluate the tooling requirements and provide a suitable solution based on the actual application.
Shenzhen Xinminghui Diamond Tools Co., Ltd. provides Precision Cutting Tools and CNC tooling solutions for machining applications.
Our product range covers carbide cutting tools, diamond tools, CBN tools, tool holders, and other machining products, allowing customers to source different tooling components from one professional supplier.
For CNC turning applications, we provide tool holder solutions designed around practical insert compatibility, stable clamping, and machining requirements.
What is a D-Type external turning tool holder?
A D-Type external turning tool holder is a CNC Lathe Tool Holder designed to secure a compatible cutting insert for external turning operations.
What is the purpose of screw clamping?
Screw clamping is used to secure the cutting insert in the tool holder and maintain stable positioning during machining.
What inserts can be used with this tool holder?
The compatible insert depends on the specific holder model and insert seat dimensions.
Can the tool holder be customized?
Customization depends on the required dimensions, insert compatibility, and tooling specifications. Customers can provide drawings or detailed requirements for evaluation.
How do I select the correct external turning tool holder?
The holder should be selected according to the compatible insert, shank size, machining direction, CNC machine configuration, workpiece, and cutting conditions.
Carbide Turning Inserts
Precision Ground Carbide Inserts
CNC Turning Tool Holders
PCD Diamond Tools
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