Tritan-Step-Drill-Steel

  • Product image Tritan-Step-Drill-Steel
  • Technical drawing Tritan-Step-Drill-Steel

Diameter d1 (mm)

10.35

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Article

31053671

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Product description

The three-edged step drill Tritan-Step-Drill-Steel has been specially developed for producing thread core holes according to DIN 8378. With its three cutting edges, it ensures precise machining without oscillations, allows for higher feed rates, enables fast chip removal, and stands out with its exceptionally long tool life.

Material suitability

P
P1
highly suitable
P2
highly suitable
P3
highly suitable
P4
P5
highly suitable
P6
M
M1
highly suitable
M2
suitable in some situations
M3
suitable in some situations
K
K1
highly suitable
K2
highly suitable
K3
highly suitable
N
N1
N2
N3
N4
S
S1
S2
S3
S4
S5
H
H1
H2
H3

Technical specifications

Sink angle
90   °
Product class
Expert-Line  
d1
10.35   mm
d2
14   mm
d3
13.2   mm
l1
107   mm
l2
60   mm

l3

30   mm
l4
45   mm
Cooling
internal cooling  
Number of cutting edges (z)
3  
Bore tolerance
≥ IT 9  
Shank tolerance
h6  
tip angle
145   °
Shank type
HA  
Material group
R8
Specification
SCD561-1035-3-2-145HA03-HP835