S20R-STUNR16 Internal Boring Bar High-Quality Alloy Steel, Compatible with TNMG Inserts, for CNC Machines
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S20R-STUNR16 CNC Boring Bar Tool Holder | Internal Turning Tools
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Overview
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Specifications
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Applications
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Advantages
The S20R-STUNR16 CNC boring bar tool holder is designed for high-precision internal turning operations. Featuring a 93° cutting edge angle and zero-degree blade relief, it ensures exceptional performance on CNC machine tools and lathes.
Detail Page:
- Material: Alloy Steel
- Type: S20R-STUNR16
- Diameter of Handle: 20mm
- Total Length: 200mm
- Length of Cutting Blade: 16mm
- Screw: M3.5*13T
- Wrench: T15
- Compatible Blades (Inserts):TNMG160404, TNMG160408, TNMG160412, TNMG160416 TNMG331, TNMG332, TNMG333
Application:
This tool holder is primarily used in CNC machine tools and CNC lathes for internal turning applications. It accommodates a range of carbide inserts, providing versatility in machining operations.
Advantages:
- Precise internal turning with a 93° cutting edge angle.
- Durable alloy steel construction ensures longevity.
- Zero-degree blade relief for optimal cutting performance.
- Compatible with multiple carbide inserts for versatility.
- Designed for efficiency and accuracy in CNC machining.
5-Point Description:
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Precision Machining: Provides a 93° cutting edge angle for accurate internal turning operations, ensuring high precision and surface finish.
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Durable Construction: Made from alloy steel for strength and durability, suitable for long-term use in CNC machining environments.
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Efficient Design: Features a 20mm diameter handle and a total length of 200mm, optimized for stability and performance during machining.
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Versatile Compatibility: Compatible with TNMG carbide inserts, including TNMG160404 to TNMG333, making it versatile for machining various materials.
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Application: Ideal for CNC machine tools and lathes, perfect for use in boring bar setups and internal turning applications.
Package Includes:
- S20R-STUNR16 Tool Holder
- Compatible Screws, and Wrenches


