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Description
Precision Self-Centering Lathe Chuck 3+3 Jaws echoENG
The echoENG precision self-centering chuck with 3+3 jaws is designed to ensure fast, reliable and highly accurate clamping for both manual and CNC lathe operations. Thanks to its robust construction and self-centering system, it ensures accurate workpiece centering, reducing setup times and increasing productivity.
Manufactured with a high-strength cast iron body, this chuck provides excellent stability, durability and performance even during demanding machining operations. The 3+3 jaw configuration offers outstanding versatility, allowing both internal and external clamping with a high degree of precision.
Each chuck is supplied complete with accessories for immediate use:
- Set of jaws for external clamping
- Set of jaws for internal clamping
- Chuck key
Ideal for machine shops, precision machining and industrial applications where reliability and repeatability are essential.
Key Features
- High centering accuracy
- Robust cast iron construction
- Self-centering system for reduced setup and machining times
- 3+3 jaw configuration for maximum versatility
- Suitable for manual and CNC lathes
- Supplied complete with accessories
Technical Specifications (All Variants)
| Specification | MA AC M308 | MA AC M310 | MA AC M312 | MA AC M316 | MA AC M320 | MA AC M325 | MA AC M331 | MA AC M340 |
|---|---|---|---|---|---|---|---|---|
| Diameter (D) mm | 80 | 100 | 125 | 160 | 200 | 250 | 315 | 400 |
| D1 mm | 55 | 72 | 95 | 130 | 165 | 206 | 260 | 340 |
| D2 mm | 66 | 84 | 108 | 142 | 180 | 226 | 285 | 368 |
| D3 mm | 16 | 22 | 30 | 40 | 65 | 80 | 100 | 130 |
| H1 mm | 66 | 74.5 | 85 | 95 | 109 | 120 | 150 | 155.5 |
| H mm | 50 | 55 | 58 | 65 | 75 | 80 | 80 | 100 |
| h mm | 3.5 | 3.5 | 4 | 5 | 5 | 5 | 5 | 6 |
| Mounting (z-d) | 3 - M6 | 3 - M8 | 3 - M8 | 3 - M8 | 3 - M10 | 3 - M12 | 3 - M12 | 3 - M16 |
| Key Square mm | 8 | 8 | 10 | 12 | 12 | 12 | 14 | 15 |
| Weight kg | 1 | 2.5 | 4 | 7 | 12.5 | 30 | 48 | 68 |












