ER16 collet sleeve - 7 mm - DARMET
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Description
Properties and Applications:
- ER collet for tools with a cylindrical shank.
- Marking applied on the face of the collet.
- Collet nut compatible with ER nuts.
- Slots allow the collet to spring; turning the nut causes the hole to contract and expand.
- Clamping range: 7.0 - 6.1 mm.
Technical Data:

| Parameter | Value | Unit |
|---|---|---|
| d | 7 | mm |
| D | 16 | mm |
| D1 | 17 | mm |
| D2 | 13.8 | mm |
| L | 27.5 | mm |
| L1 | 6.26 | mm |
| L2 | 4.0 | mm |
| L3 | 2.7 | mm |
Assembly of Collets in Nuts:
|
| ||
| Assembly of the collet in the nut holder | Properly installed collet | Disassembly of the collet |
To properly mount the ER collet in the holder, you should:
- Insert the collet at an angle into the nut
- Hook the collet slot onto the eccentric or cylindrical protrusion of the nut (fig. A)
- Press the collet into the nut (fig. B)
- Screw the nut with the pressed collet to the holder so that it is possible to secure the tool
Maximum clamping diameters depending on the type of ER collet:



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