MEGA-Step-Drill-Steel-Plus
Durchmesser d1 (mm)
5.55
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31228963
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Produktbeschreibung
The double-edged step drill MEGA-Step-Drill-Steel-Plus was specifically developed to produce thread core holes according to DIN 8378. With optimized centering and two guide chamfers, the step drill achieves a significant increase in wear resistance and performance.
Technische Daten
- Product class
- Performance-Line
- d1
- 5.55 mm
- d2
- 8 mm
- d3
- 8 mm
- l1
- 79 mm
- l2
- 34 mm
- l3
- 16.5 mm
- l4
- 36 mm
- Cooling
- external cooling
- Number of cutting edges (z)
- 2
- Bore tolerance
- ≥ IT 9
- Shank tolerance
- h6
- tip angle
- 140 °
- Shank type
- HA
- Material group
- MH