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EAN / GTIN:
Manufacturer number:
HOLEX Pro INOX solid carbide high-performance drill, plain shank DIN 6535 HA, AlTiN, ⌀ DC m7: 4,2mm
Article no.: 122390 4,2
Article code:
- Tool material: Solid carbide
- Standard: DIN 6537 K
- Version: 4×D
- Tolerance nominal ⌀: m7
- Number of cutting edges Z: 2
Product details
Technical Data
| Series | Pro Inox | |
| Nominal ⌀ DC | 4.2 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 | 17.7 mm | |
| Shank | DIN 6535 HA to h6 | |
| Through-coolant | no | |
| Flute length Lc | 24 mm | |
| Overall length L | 66 mm | |
| Shank ⌀ Ds | 6 mm | |
| Feed f in stainless steel < 900 N/mm2 | 0.06 mm/rev. | |
| Colour ring | blue | |
| Type of product | Twist Drill |
Identification numbers & Classifications
| Article number | 122390 4,2 | |
| EAN / GTIN | 4067263002925 | |
| Manufacturer number | 122390 4,2 |
Application Table
N
140
N
120
P
80
P
75
P
65
M
35
M
30
Description
Version:
Efficient drilling especially for use in stainless and acid-resistant steels.
Straight main cutting edges with optimised cutting edge design for improved chip breaking behaviour. Enlarged flutes for excellent chip evacuation. Increased wear resistance due to improved carbide substrate and high temperature resistant coating.
Straight main cutting edges with optimised cutting edge design for improved chip breaking behaviour. Enlarged flutes for excellent chip evacuation. Increased wear resistance due to improved carbide substrate and high temperature resistant coating.