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Solid carbide HPC drill plain shank DIN 6535 HA H7 4H7 mm
Article no.: 122790 4H7
Article code:
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Plain shank DIN 6535 HA
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- Tolerance: H7
- Tool material: Solid carbide
- Standard: DIN 6537
- Version: 6×D
- Number of cutting edges Z: 2
Product details
Technical Data
| Nominal ⌀ DC | 4 mm | |
| Tolerance | H7 | |
| Coating | TiAlN | |
| Tool material | Solid carbide | |
| Standard | DIN 6537 | |
| Version | 6×D | |
| Number of cutting edges Z | 2 | |
| Point angle | 140 degrees | |
| recommended maximum drilling depth L2 | 30 mm | |
| Shank | DIN 6535 HA to h6 | |
| Through-coolant | yes, with 25 bar | |
| Machining strategy | HPC | |
| Flute length Lc | 36 mm | |
| Overall length L | 74 mm | |
| Shank ⌀ Ds | 6 mm | |
| Shank tolerance | h6 | |
| Feed f in steel < 900 N/mm2 | 0.12 mm/rev. | |
| Colour ring | green | |
| Type of product | Jobber drill |
Identification numbers & Classifications
| Article number | 122790 4H7 | |
| EAN / GTIN | 4045197059017 | |
| Manufacturer number | 122790 4H7 |
Application Table
P
120
P
100
P
85
P
60
M
35
M
30
Description
Version:
Drilling and reaming in a single operation. Cutting chisel edge with high centring accuracy due to strong core and special point geometry. Particularly high alignment accuracy due to 4 guide chamfers.
Advantage:
Very tight manufacturing tolerances with H7 fit can be produced without additional reaming.