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Description
Precision Self-Centering Lathe Chuck 4+4 Jaws echoENG
The echoENG precision self-centering chuck with 4+4 jaws is designed for lathe operations requiring high stability, precision and clamping capability on workpieces with complex or irregular geometries.
Thanks to its 4+4 self-centering jaw configuration, this chuck provides a more balanced and secure grip compared to 3-jaw models, making it ideal for machining square, rectangular or other workpieces that are not perfectly cylindrical.
The high-strength cast iron body ensures excellent rigidity, vibration absorption and long service life even under demanding working conditions. The self-centering system enables fast and precise clamping, improving overall productivity.
Each chuck is supplied complete with:
- Set of jaws for external clamping
- Set of jaws for internal clamping
- Chuck key
An ideal solution for machine shops, industrial machining and CNC applications where precision and reliability are essential.
Key Features
- Stable clamping of complex or non-cylindrical workpieces
- 4+4 jaw configuration for improved clamping force distribution
- High precision and repeatability
- Cast iron body for maximum rigidity and durability
- Self-centering system for reduced setup times
- Suitable for manual and CNC lathes
- Supplied complete with accessories
Technical Specifications (All Variants)
| Specification | MA AC M410 | MA AC M412 | MA AC M416 | MA AC M420 | MA AC M425 | MA AC M431 | MA AC M440 |
|---|---|---|---|---|---|---|---|
| Diameter (D) mm | 100 | 125 | 160 | 200 | 250 | 315 | 400 |
| D1 mm | 72 | 95 | 130 | 165 | 206 | 260 | 340 |
| D2 mm | 84 | 108 | 142 | 180 | 226 | 285 | 368 |
| D3 mm | 22 | 30 | 40 | 65 | 80 | 100 | 130 |
| H1 mm | 74.5 | 85 | 95 | 109 | 120 | 142.5 | 155.5 |
| H mm | 55 | 58 | 65 | 75 | 80 | 90 | 100 |
| h mm | 3.5 | 4 | 5 | 5 | 5 | 6 | 6 |
| Mounting (z-d) | 3 - M8 | 3 - M8 | 3 - M8 | 3 - M10 | 3 - M12 | 3 - M16 | 3 - M16 |
| Key Square mm | 8 | 10 | 10 | 12 | 12 | 14 | 15 |
| Weight kg | 3.5 | 5.5 | 7 | 13 | 30 | 48 | 68 |