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ER collet chuck with miniature nut
In accordance with ISO 7388-1 (DIN 69871); slim version
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Application
For clamping tools with a straight shank in ER collets in accordance with DIN 6499.
Execution
- Alloyed case-hardening steel, core tensile strength at least 950 N/mm²
- Internal coolant supply
- Case-hardened HRc 60 ± 2 (HV 700 ± 50), hardness depth 0.8 mm ± 0.2 mm
- Max. concentricity < 0.005 mm
- Taper angle tolerance quality < AT3 in accordance with DIN 7187 and DIN 2080
- All functional surfaces are machined
Notes
The previous standard DIN 69871-1 was superseded by ISO 7388-1.
Delivery
1x SK40 or SK50 ER miniature collet chuck (ISO 7388-1); incl. clamping nut
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