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Référence:
EAN / GTIN:
Réf. fabricant:
GARANT Master Steel SPEED solid carbide drill, Weldon shank DIN 6535 HB 6,9 mm
Réf.: 122426 6,9
Référence:
- Tool material: solid carbide
- Version: 4×D
- Point angle: 135
- Shank: DIN 6535 HB to h6
- Through-coolant: Yes, with 25 bar
Détails du produit
Caractéristiques techniques
| Series | Master Steel | |
| Nominal ⌀ DC | 6.9 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 | 135 degrees | |
| recommended maximum drilling depth L2 | 23.7 mm | |
| Shank | DIN 6535 HB to h6 | |
| Through-coolant | Yes, with 25 bar | |
| Machining strategy | HPC | |
| Semi-Standard | yes | |
| Flute length Lc | 34 mm | |
| Overall length L | 79 mm | |
| Shank ⌀ Ds | 8 mm | |
| Shank tolerance | h6 | |
| Feed f in steel < 1100 N/mm2 | 0.22 mm/rev. | |
| Colour ring | green | |
| Type of product | Jobber drill |
Numéros d’identification et classifications
| Référence article | 122426 6,9 | |
| EAN / GTIN | 4045197791627 |
Tableau d’application
P
220
P
200
P
180
P
170
P
90
M
75
K
160
K
130
Description
Version:
Developed for use with very high cutting speeds. Outstandingly suitable for machines with low installed power and high speeds.
A slim chisel point and the special arrangement of the 4 guide chamfers ensure high positioning and alignment accuracy. Optimised micro-geometry for increased working life and performance capability.
- Clear reduction in cutting forces due to special cutter geometry.
- Coating for best wear resistance even at high process temperatures.
- Polished flutes for good chip clearance.
A slim chisel point and the special arrangement of the 4 guide chamfers ensure high positioning and alignment accuracy. Optimised micro-geometry for increased working life and performance capability.
Note:
Flute length LC = L2 + 1.5 × DC.