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Serie | Pro Steel | |
Nominal ⌀ DC | 3.9 mm | |
Coating | TiAlN | |
Tool material | Solid carbide | |
Norm | DIN 6537 | |
Version | 6×D | |
Tolerance nominal ⌀ | h7 | |
Number of cutting edges Z | 2 | |
Point angle | 140 degrees | |
recommended maximum drilling depth L2 | 30.2 mm | |
Shank | DIN 6535 HE 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 | |
Feed f in steel < 900 N/mm2 | 0.11 mm/rev. | |
Colour ring | green | |
Type of product | Jobber drill |
Article number | 122778 3,9 | |
EAN / GTIN | 4045197836748 | |
Manufacturer number | 122778 3,9 |
This article |
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|
Version | 6×D | 4×D | 4×D | 8×D |
Through-coolant | yes, with 25 bar | no | yes, with 25 bar | yes, with 25 bar |
Nominal ⌀ DC | 3.9 | 3.9 | 3.9 | 3.9 |
Norm | DIN 6537 | DIN 6537 K | DIN 6537 K | Manufacturer’s standard |
Machining strategy | HPC | HPC | HPC | HPC |
recommended maximum drilling depth L2 | 30.2 | 18.2 | 18.2 | 37.15 |
Type of product | Jobber drill | Jobber drill | Jobber drill | Jobber drill |