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Tool holder for indexable insert solid drill bit
In accordance with ISO 7388-1 (DIN 69871)
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Application
This chuck is used to clamp indexable insert solid drill bits that are fixed with two screws, similar to a surface chuck.
Execution
- Alloyed case-hardening steel, core tensile strength at least 950 N/mm².
- Case-hardened HRc 60 ± 2 (HV 700 ± 50), hardness depth 0.8 mm ± 0.2 mm, black oxide finish.
- Taper angle tolerance quality < AT3 in accordance with DIN 7187 and DIN 2080.
- Max. concentricity < 0.005 mm.
Notes
The previous standard DIN 69871-1 was superseded by ISO 7388-1.
Delivery
1x solid drill chuck SK40 or SK50 (ISO 7388-1).
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