Product Similar To:
ER Standard Collets • Inch
ER Single-Angle Standard Collets
Material Number2269921
ISO Catalog ID20ER0344ANSI Catalog ID20ER0344
- Drilling - No Coolant
- Shank - Cylindrical Plain
- Collet - ER DIN 6499
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Material Number | 2269921 |
ISO Catalog ID | 20ER0344 |
ANSI Catalog ID | 20ER0344 |
Collet Series | ER20 |
[D1] Clamping Diameter Maximum | 8.731 mm |
[D1] Clamping Diameter Maximum | .3438 in |
[BDX] Body Diameter Maximum | 21 mm |
[BDX] Body Diameter Maximum | .827 in |
COL_FUNCTIONAL_LENGTH_M | 11.16 mm |
COL_FUNCTIONAL_LENGTH_I | .439 in |
[L] Overall Length | 31.5 mm |
[L] Overall Length | 1.24 in |
[CCCX] Collet Capacity Maximum | 8.731 mm |
[CCCX] Collet Capacity Maximum | .3438 in |
[CCCN] Collet Capacity Minimum | 7.717 mm |
[CCCN] Collet Capacity Minimum | .3038 in |
Uses and application
- Drilling - No Coolant
- Shank - Cylindrical Plain
- Collet - ER DIN 6499
Features and benefits
- Provides approximately 2:1 grip advantage.
- Wide clamping range for all drilling applications.
- ER8 and ER11 0,5mm (.020") range of collapse.
- ER16, ER20, ER25, ER32, and ER40 1mm (.040") range of collapse.
- Available in both metric and inch sizes.
- Manufactured to DIN 6499 Class 2 accuracy; see page [REFERENCE].
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