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Series | Pro Steel | |
Nominal ⌀ DC | 17.8 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 | 140 degrees | |
recommended maximum drilling depth L2 | 46.3 mm | |
Shank | DIN 6535 HE to h6 | |
Through-coolant | no | |
Machining strategy | HPC | |
Flute length Lc | 73 mm | |
Overall length L | 123 mm | |
Shank ⌀ Ds | 18 mm | |
Feed f in steel < 900 N/mm2 | 0.28 mm/rev. | |
Colour ring | green | |
Type of product | Jobber drill |
Article number | 122503 17,8 | |
EAN / GTIN | 4045197835321 | |
Manufacturer number | 122503 17,8 |
This article |
Recommendations |
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![]() ![]() HOLEX Pro Steel solid carbide drill, Whistle-Notch shank DIN 6535 HE 17,8 |
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Number of cutting edges Z | 2 | 2 | 2 | 2 | 2 |
Colour ring | green | green | green | green | green |
Shank | DIN 6535 HE to h6 | DIN 6535 HA to h6 | DIN 6535 HB to h6 | DIN 6535 HA to h6 | DIN 6535 HB to h6 |
Tool material | Solid carbide | solid carbide | solid carbide | Solid carbide | Solid carbide |
Point angle | 140 degrees | 135 degrees | 135 degrees | 140 degrees | 140 degrees |
Tolerance nominal ⌀ | h7 | h7 | h7 | h7 | h7 |
Series | Pro Steel | Master Steel | Master Steel | Pro Steel | Pro Steel |