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Nominal ⌀ DC | 7.8 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 | 63.3 mm | |
Helix angle | 30 degrees | |
Shank | Parallel shank to h7 | |
Through-coolant | no | |
Flute length Lc | 75 mm | |
Overall length L | 117 mm | |
Shank ⌀ Ds | 7.8 mm | |
Shank tolerance | h7 | |
Feed f in steel < 1100 N/mm2 | 0.11 mm/rev. | |
Colour ring | without | |
Type of product | Jobber drill |
Article number | 122251 7,8 | |
EAN / GTIN | 4045197749536 | |
Manufacturer number | 122251 7,8 |
This article |
Recommendations |
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|
Number of cutting edges Z | 2 | 2 | 2 |
Overall length L | 117 | 117 | 117 |
Shank tolerance | h7 | h7 | h7 |
Point angle | 118 | 118 | 118 |
Feed f in steel < 1100 N/mm2 | 0.11 | 0.11 | 0.11 |
recommended maximum drilling depth L2 | 63.3 | 63.3 | 63.3 |
Type of product | Jobber drill | Jobber drill | Jobber drill |