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Description
Technical data for ER40 Ø19 mm collets
| Technical data | |
|---|---|
| Hole diameter d | 19-18 mm |
| Outside diameter D | 41 mm |
| Overall length L | 46 mm |
ER40 19 mm collet – a robust solution for working with large-diameter tools
The ER40 Ø19 mm collet is an essential accessory for the ER40 clamping system, designed for professional machining with tools featuring larger shanks. Made from 65Mn spring steel with a hardness of 44-48 HRC, it provides secure, accurate clamping of milling cutters, drills, countersinking tools, and taps with a shank diameter of 19 mm.
Key features of the ER40 Ø19 mm collet
- High clamping system rigidity – reduces radial runout and ensures repeatable tool positioning
- 65Mn steel hardened to 44-48 HRC – a material with excellent elasticity and resistance to mechanical fatigue
- DIN 6499 manufacturing standard – ensures full compatibility with ER40 nuts and holders from various brands
- Clamping tolerance 19-18 mm – a range of 1 mm allows flexible accommodation of tools with similar diameters
- Designed for industrial applications – optimal for CNC milling machines, five-axis machining centers, and horizontal boring machines
ER40 19 mm collet is a size designed for operations using large tools. Recommended for professional machine shops, manufacturing facilities, and service departments. Invest in the ER40 collet – reliable clamping is the foundation of efficient production.
Frequently asked questions
The ER40 system accommodates straight-shank tools with diameters in the 3-26 mm range. The clamping tolerance of each collet is 1 mm, ensuring versatility in tooling selection.
Insert the collet into the nut at an angle, engage the groove with the eccentric retaining lip, and press until it snaps into place. After fitting the nut onto the holder, tighten it to the recommended torque using the dedicated wrench.
Sizes differ in 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. The size designation is marked on the collet body 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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