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Description
Technical data for ER40 Ø13 mm collets
| Technical data | |
|---|---|
| Hole diameter d | 13-12 mm |
| Outside diameter D | 41 mm |
| Overall length L | 46 mm |
ER40 13 mm collet – precision clamping for demanding industrial applications
The ER40 Ø13 mm collet is an essential component in every professional toolroom using the ER40 clamping system. Made from 65Mn spring steel with a hardness of 44-48 HRC, it ensures a secure, stable grip on milling cutters, drills, countersinks, and taps with a shank diameter of 13 mm.
Why choose an ER40 Ø13 mm collet?
- Minimal radial runout – ensures machining accuracy and extends cutting tool life
- 65Mn spring steel with a hardness of 44-48 HRC – material withstands repeated clamping cycles without losing its properties
- Manufactured in accordance with DIN 6499 – guaranteed interchangeability with holders and nuts from different manufacturers
- Clamping range of 13-12 mm – flexible tool selection thanks to a tolerance of 1 mm
- Designed for heavy-duty operating conditions – ideal for CNC milling machines, machining centers, boring machines, and industrial drilling machines
ER40 13 mm collet is one of the most frequently selected sizes in the machinery industry due to the widespread use of tools with a 13 mm shank. Suitable for professional workshops, service departments, and production facilities. Choose a proven solution – the ER40 collet will provide trouble-free operation for a long time.
Frequently asked questions
ER40 series collets accommodate tools with diameters from 3 mm to 26 mm. Each size has a clamping tolerance of 1 mm, providing flexibility when selecting tooling.
Insert the collet into the nut at an angle, engage its groove with the eccentric retaining ring, and press until it snaps into place. After fitting the nut onto the holder, tighten it to the required torque using a wrench.
Sizes are identified by their external dimensions: ER11 measures 11.5×18 mm, ER16 measures 17×28 mm, ER20 measures 21×31 mm, ER25 measures 26×34 mm, ER32 measures 33×40 mm, and ER40 measures 41×46 mm. Each collet is marked in accordance with DIN 6499.
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Shipping
All orders are delivered by courier company GLS. For orders exceeding 369 PLN gross shipping is FREE
| Courier GLS | Przelew24 / Prepayment | 14,76 zł gross | Delivery time 1 working day |
| Courier GLS | Cash on delivery | 17,26 zł gross | Lead time 1 working day |
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