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Stub drill HSS-E N 8 mm

Article no.: 113230 8
  • Tool material: HSS E
  • Standard: DIN 1897
  • Type: N
  • Tolerance nominal ⌀: h8
  • Point angle: 130

Product details

Technical Data

Nominal ⌀ DC 8 mm
Coating TiN
Tool material HSS E
Standard DIN 1897
Type N
Tolerance nominal ⌀ h8
Point angle 130 degrees
Shank Plain shank
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 25 mm
Flute length Lc 37 mm
Overall length L 79 mm
Shank ⌀ Ds 8 mm
Feed f in steel < 900 N/mm2 1 mm/rev.
Colour ring without
Type of product Jobber drill

Identification numbers & Classifications

Article number 113230 8
EAN / GTIN 4045197005847

Application Table

Steel < 500 N/mm²
P
50
Steel < 750 N/mm²
P
37
Steel < 900 N/mm²
P
31
Steel < 1100 N/mm²
P
12
Steel < 1400 N/mm²
P
10
INOX < 900 N/mm²
M
15
INOX > 900 N/mm²
M
10
Ti > 850 N/mm²
S
6
GG(G)
K
31
CuZn
N
100
Uni
 
Oil
 
wet maximum
 

Description

Version:

Particularly robust and strong due to strengthened core.
Ground flutes, with high concentricity.

Advantage:

Ideal for drilling shallow holes (approx. 2 - 4×D) on NC machines and automatic machines.

Recommendation:

Maximum drilling depth:
L2 = LC - 1.5 × DC.

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