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Series | Pro Inox | |
Nominal ⌀ DC | 7.8 mm | |
Coating | AlTiN | |
Tool material | Solid carbide | |
Standard | DIN 6537 K | |
Version | 4×D | |
Tolerance nominal ⌀ | m7 | |
Number of cutting edges Z | 2 | |
Point angle | 140 degrees | |
recommended maximum drilling depth L2 | 29.3 mm | |
Shank | DIN 6535 HA to h6 | |
Through-coolant | no | |
Flute length Lc | 41 mm | |
Overall length L | 79 mm | |
Shank ⌀ Ds | 8 mm | |
Feed f in stainless steel < 900 N/mm2 | 0.1 mm/rev. | |
Colour ring | blue | |
Type of product | Twist Drill |
Article number | 122390 7,8 | |
EAN / GTIN | 4067263003281 | |
Manufacturer number | 122390 7,8 |
This article |
Recommendations |
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HOLEX Pro INOX solid carbide high-performance drill, plain shank DIN 6535 HA, AlTiN, ⌀ DC m7: 7,8mm |
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Colour ring | blue | without | green | blue | green | green | green | green | red | red |
Overall length L | 79 mm | 79 mm | 79 mm | 79 mm | 79 mm | 79 mm | 79 mm | 79 mm | 79 mm | 79 mm |
Nominal ⌀ DC | 7.8 mm | 7.8 mm | 7.8 mm | 7.8 mm | 7.8 mm | 7.8 mm | 7.8 mm | 7.8 mm | 7.8 mm | 7.8 mm |
Shank | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 | DIN 6535 HA to h6 |
Tolerance nominal ⌀ | m7 | h7 | h7 | h7 | h7 | h7 | h7 | h7 | h7 | h7 |
Flute length Lc | 41 mm | 41 mm | 41 mm | 41 mm | 41 mm | 41 mm | 41 mm | 41 mm | 41 mm | 41 mm |
Shank ⌀ Ds | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm | 8 mm |