AV00161049
17,16 €
Product Description
The Bohrcraft DIN 1869 HSS-G extra long twist drill bit 3.5 x 210/145 mm (Series 2) is engineered for drilling extremely deep holes in structural steel, cast iron, and non-ferrous metals, or through hollow profiles. Manufactured from fully-ground high-speed steel with a 118° split point, it provides precise self-centering and clean cutting. Proper coolant application and frequent peck-drilling are recommended for deep-hole drilling.
Features and Benefits
- Extra long series according to DIN 1869 (Series 2) for drilling depths >10xD
- 118° split point ensures immediate self-centering without walking
- Fully-ground HSS-G steel delivers superior wear resistance and concentricity
- Type N flute geometry for efficient chip extraction from deep bores
- Suitable for steel (up to 900 N/mm²), cast iron, and non-ferrous metals
Technical Data
- Item number: 14000720350
- Drill diameter (d1): 3.5 mm
- Total length (L1): 210 mm
- Working length (L2): 145 mm
- Length series: Series 2
- Standard: DIN 1869, Type N, >10xD
- Material: HSS-G (fully-ground high-speed steel)
- Point angle: 118° Split Point