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Jobber drill extra long HSS N, uncoated, ⌀ DC h8: 11,5R2mm
Article no.: 116760 11,5R2
Article code:
- Tool material: HSS
- Standard: DIN 1870 R2
- Type: N
- Tolerance nominal ⌀: h8
- Point angle: 118
Product details
Technical Data
| Nominal ⌀ DC | 11.5 mm | |
| Coating | uncoated | |
| Tool material | HSS | |
| Standard | DIN 1870 R2 | |
| Type | N | |
| Tolerance nominal ⌀ | h8 | |
| Point angle | 118 degrees | |
| Helix angle | 16-30 degrees | |
| Shank | Morse taper | |
| Number of cutting edges Z | 2 | |
| Through-coolant | no | |
| recommended maximum drilling depth L2 | 232.8 mm | |
| Flute length Lc | 250 mm | |
| Overall length L | 375 mm | |
| Morse taper MT size | 1 | |
| Feed f in steel < 750 N/mm2 | 0.1 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification & Classification
| Article number | 116760 11,5R2 | |
| EAN / GTIN | 4045197035264 | |
| Manufacturer number | 116760 11,5R2 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
40
P
30
P
25
K
25
Description
Version:
High concentricity. Core thickness and core taper are standard.
Special surface treatment.
Precision ground point. When drilling deep holes, evacuate chips from the hole frequently, and ensure adequate cooling.
Economy version with standard flutes.
With point geometry shape A.
Special surface treatment.
Precision ground point. When drilling deep holes, evacuate chips from the hole frequently, and ensure adequate cooling.
Economy version with standard flutes.
With point geometry shape A.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.