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High-performance drill solid carbide HA shaft 12 × A11 internal cooling 4 guide chamfers 7,70
Manufacturer article number:
Product description
High-performance drill for maximum drilling quality and alignment accuracy.
Version:- 2 cutting edges + 4 guiding chamfers
- Solid carbide fine grain 10-12 % Co
- TiAlN coating
- Special grinding, point angle 140°, side rake angle 30°
- special chip chamber geometry
- Core thickness reinforced, core rise normal
- with twisted cooling channels
How to use:For maximum accuracy in the diameter range, maximum alignment and positioning accuracy as well as coaxiality. Highly smooth surface and very good chip drainage thanks to the optimized coating. Particularly suitable for NC production.
Note:Set pilot hole with 102736.