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Manufacturer number:
Cat. Nr.:
Jobber drill long HSS W, uncoated, ⌀ DC h8: 2,5mm
Article no.: 239539
Catalog no.: 116040
Article code:
- Tool material: HSS
- Standard: DIN 340
- Type: W
- Tolerance nominal ⌀: h8
- Point angle: 130
Product details
Technical Data
| Nominal ⌀ DC | 2.5 mm | |
| Coating | uncoated | |
| Tool material | HSS | |
| Standard | DIN 340 | |
| Type | W | |
| Tolerance nominal ⌀ | h8 | |
| Point angle | 130 degrees | |
| Helix angle | 30-40 degrees | |
| Shank | Plain shank | |
| Number of cutting edges Z | 2 | |
| Through-coolant | no | |
| recommended maximum drilling depth L2 | 58.3 mm | |
| Flute length Lc | 62 mm | |
| Overall length L | 95 mm | |
| Shank ⌀ Ds | 2.5 mm | |
| Feed f in aluminium short-chipping | 0.05 mm/rev. | |
| Colour ring | yellow | |
| Type of product | Jobber drill |
Identification & Classification
| Article number | 239539 | |
| Catalog number | 116040 | |
| EAN / GTIN | 4045197025746 | |
| Manufacturer number | 116040 2,5 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
70
N
45
N
40
Description
Version:
With point geometry shape A from size 2.5 mm.
Strengthened core without core taper. Precision ground point. Wide flutes with heavily honed back edges. Bright ground surface finish.
Strengthened core without core taper. Precision ground point. Wide flutes with heavily honed back edges. Bright ground surface finish.
Advantage:
For deep hole drilling and for use with drill bushings.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.