INDEX & TRAUB, both belonging to the INDEX Group of Germany, are globally recognized for their world-class multi-spindle and CNC turning technologies, along with their precision-engineered collet solutions. Designed to meet the highest standards of accuracy, INDEX & TRAUB collets offer exceptional concentricity, stable clamping force, and superior rigidity—ensuring reliable performance in high-speed, multi-axis, and continuous machining environments. Manufactured from premium alloy steel and refined through advanced heat-treatment and ultra-precision grinding processes, these collets provide long service life, extremely low runout, and outstanding repeatability. They are widely used in automotive manufacturing, medical devices, fluid systems, electronics, and other precision-critical industries. With a reputation built on German engineering excellence, durability, and process stability, INDEX & TRAUB collets are trusted by manufacturers worldwide seeking high-end clamping solutions tailored for complex geometries, tight tolerances, and high-efficiency CNC production.
| Machine model | Push collet | |
|---|---|---|
| Collet Model No. | INSIGHT Part No. | |
| TRAUB A-15 | 140E | INSF22/71 |
| TRAUB A-15 | 148E | INSF28/93 |
| TRAUB A-15 | 161E | INSF32/221 |
| INDEX 25 | 162E | INSF35/67 |
| INDEX 30 | 163E | INSF35/94 |
| INDEX 36 | 171E | INSF42/99 |
| INDEX 42 | 173E | INSF48/81 |
| INDEX 52 | 177E | INSF58/355 |
| INDEX 60 | 185E | INSF66/359 |
| INDEX 80 | 193E | INSF90/193 |