1439112 SCHUNK Hydraulic expansion tool holder TENDO EC, SK40 DIN ISO 7388-1 AD/AF shank with clamping diameter 16mm and length 130mm
The hydraulic tool holder TENDO E compact delivers superior performance in milling, drilling, boring, threading and HPC applications, with up to 300% longer tool life. Its compact, rigid design offers exceptional value, ensuring high precision (runout <0.005mm at 2.5xD) and G2.5 balancing at 25,000 rpm. Featuring h6 shank and reduction sleeve compatibility, it includes optional chip flutes and ISO 7388 AD/AF internal coolant channels. AF ports feature transport safety screws. Designed for automatic tool changes with axial adjustment screw. Activation key not included.

The SCHUNK TENDO EC hydraulic expansion tool holder is an advanced tool designed to deliver exceptional performance in various machining operations, including milling, drilling, boring, threading, and high productivity (HPC) applications. This tool holder features an SK40 shank that complies with the DIN ISO 7388-1 standard, with a clamping diameter of 16 mm and an overall length of 130 mm.
The TENDO E compact is engineered with a focus on superior rigidity and compactness, ensuring that performance is not compromised. This design makes it particularly suitable for applications that demand exceptional precision, with a remarkably low run-out, which is a critical factor for achieving high-quality machining results.
One of the standout advantages of the TENDO EC is its longevity. The tool holder can extend the life of tools by up to 300% compared to traditional tool holders, significantly reducing operational costs and enhancing productivity. The hydraulic expansion technology utilized in this tool holder provides a uniform and balanced clamping force, which minimizes vibrations during machining and optimizes process quality. This results in superior surface finishes and tighter tolerances—key elements for modern industrial applications.
In addition to its performance characteristics, the TENDO E compact is designed to be user-friendly. Its intuitive design simplifies the installation and replacement of tools, making it easier for operators to utilize effectively. The versatility of this hydraulic expansion tool holder allows it to adapt to a variety of machining tasks, making it a valuable asset in any workshop aiming to achieve high efficiency and precision.
Here is a summary table of the product specifications:
| Feature | Specification |
|---|---|
| Product Name | SCHUNK TENDO EC Hydraulic Tool Holder |
| Shank Type | SK40 |
| Standard Compliance | DIN ISO 7388-1 |
| Clamping Diameter | 16 mm |
| Overall Length | 130 mm |
| Tool Life Extension | Up to 300% |
| Applications | Milling, Drilling, Boring, Threading, HPC |
In summary, the SCHUNK TENDO EC hydraulic expansion tool holder is a high-performance, durable, and versatile tool holder that is well-suited for modern machining needs, ensuring both efficiency and exceptional results.
- Brand:
- SCHUNK
- Typology:
- Hydraulic closure
- Length "L":
- 130mm
- Size:
- 16mm
- Shank Type:
- SK40
- Diameter "d2":
- 44.5mm
- Diameter "D":
- 42mm
- Length "L1":
- 50mm
- Dimension "F":
- M8x1
