ER8 Collet - 1.5 mm - DARMET
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Description
Features and application:
- ER collet for tools with a cylindrical shank.
- Visible marking on the front of the collet.
- Cage compatible with ER nuts.
- The grooves allow for spring-loading of the collet, turning the nut causes the hole to narrow and widen.
- Clamping range: 1.5 - 1.1 mm.
Technical data:

| Parameter | Value | Unit |
|---|---|---|
| d | 1.5 | mm |
| D | 8.0 | mm |
| D1 | 8.5 | mm |
| D2 | 6.5 | mm |
| L | 13.5 | mm |
| L1 | 3.0 | mm |
| L2 | 1.5 | mm |
| L3 | 1,2 | mm |
Installation of sleeves in nuts:
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Installation of the collet in the holder nut |
Collet correctly installed | Disassembly of the collet |
- Insert the collet at an angle to the nut.
- Hook the collet with the groove on the eccentric or cylindrical protrusion of the nut (Fig. A).
- Press the sleeve into the nut (Fig. B).
- Screw the nut with the pressed sleeve onto the holder so that the tool being processed can be clamped.
Maximum clamping diameters depending on the ER sleeve type:



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