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Solid carbide jobber drill, TiAlN, ⌀ DC h7: 4,7mm
Article no.: 122251 4,7
Article code:
- Tool material: solid carbide
- Standard: DIN 338
- Type: N
- Tolerance nominal ⌀: h7
- Number of cutting edges Z: 2
Product details
Technical Data
| Nominal ⌀ DC | 4,7 mm | |
| Coating | TiAlN | |
| Tool material | solid carbide | |
| Standard | DIN 338 | |
| Type | N | |
| Tolerance nominal ⌀ | h7 | |
| Number of cutting edges Z | 2 | |
| Point angle | 118 degrees | |
| recommended maximum drilling depth L2 | 40 mm | |
| Helix angle | 30 degrees | |
| Shank | Parallel shank to h7 | |
| Through-coolant | no | |
| Flute length Lc | 47 mm | |
| Overall length L | 80 mm | |
| Shank ⌀ Ds | 4,7 mm | |
| Shank tolerance | h7 | |
| Feed f in steel < 1100 N/mm2 | 0,08 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification & Classification
| Article number | 122251 4,7 | |
| EAN / GTIN | 4045197749260 | |
| Manufacturer number | 122251 4,7 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Deutschland, www.hoffmann-group.com |
Application Table
N
260
N
180
N
180
P
90
P
90
P
80
P
60
P
35
M
35
M
25
S
25
K
90
N
180
Description
Version:
Similar to DIN 338.
Nominal ⌀ and shank ⌀ equal.
TiAlN coating for even better performance.
Nominal ⌀ and shank ⌀ equal.
TiAlN coating for even better performance.
Note:
Flute length LC = L2 + 1.5 × DC.
Non slip clamping in drill chuck No. 341050 with diamond coated jaws.
Non slip clamping in drill chuck No. 341050 with diamond coated jaws.