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Solid carbide HPC drill, plain shank DIN 6535 HB, TiAlN, ⌀ DC h7: 3,7mm
Article no.: 122385 3,7
Article code:
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Weldon shank DIN 6535 HB
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- Tool material: Solid carbide
- Standard: DIN 6537 K
- Version: 4×D
- Tolerance nominal ⌀: h7
- Number of cutting edges Z: 2
Product details
Technical Data
| Nominal ⌀ DC | 3.7 mm | |
| Coating | TiAlN | |
| Tool material | Solid carbide | |
| Standard | DIN 6537 K | |
| Version | 4×D | |
| Tolerance nominal ⌀ | h7 | |
| Number of cutting edges Z | 2 | |
| Point angle | 135 degrees | |
| recommended maximum drilling depth L2 | 14.5 mm | |
| Shank | DIN 6535 HB to h6 | |
| Through-coolant | yes, with 25 bar | |
| Machining strategy | HPC | |
| Semi-Standard | yes | |
| Flute length Lc | 20 mm | |
| Overall length L | 62 mm | |
| Shank ⌀ Ds | 6 mm | |
| Shank tolerance | h6 | |
| Feed f in stainless steel < 900 N/mm2 | 0.09 mm/rev. | |
| Colour ring | blue | |
| Type of product | Jobber drill |
Identification & Classification
| Article number | 122385 3,7 | |
| EAN / GTIN | 4045197388711 | |
| Manufacturer number | 122385 3,7 | |
| Manufacturer | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
245
P
110
P
90
P
85
P
60
P
35
M
55
M
50
S
35
Description
Version:
Cutting chisel edge with high centring accuracy due to strong core and special point geometry. Straight major cutting edges with slightly honed edges and special flute profile produce short chips.
Note:
Flute length LC = L2 + 1.5 × DC.