MICRO-Drill-Steel

Durchmesser d1 (mm)

2.9

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Bestellnummer

31238924

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Produktbeschreibung

The two-edged solid carbide drill MICRO-Drill-Steel is a specially designed drill for the precise machining of steel in the micro-range. It is distinguished by four lead  edges and a micro-geometry tailored to steel. The flute design with core taper ensures optimal chip removal, even with tough steel materials. Highest performance and tool life are guaranteed thanks to a new cutting material combination.

Materialeignung

Technische Daten

Cutting material
HP246  
Product class
Performance-Line  
Drilling depth
8xD  
d1
2.9   mm
d2
3   mm
l1
66   mm
l2
34.8   mm
l3
23.2   mm
l4
28   mm
Cooling
internal cooling  
Number of cutting edges (z)
2  
Shank tolerance
h6  
Bore tolerance
≥ IT 9  
Shank type
HA  
Tip angle
142   °
Material group
R4
Specification
SCD371-0290-2-4-142HA08-HP246