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Subland drill HSS 90° M8

Article no.: 117180 M8
  • Tool material: HSS
  • Standard: DIN 8374
  • Tolerance nominal ⌀: h9
  • Point angle: 118
  • Helix angle: 20-30

Product details

Technical Data

for screws M8
Coating vaporised
Tool material HSS
Standard DIN 8374
Tolerance nominal ⌀ h9
Point angle 118 degrees
Helix angle 20-30 degrees
Shank Parallel shank to h8
Countersink angle 90 degrees
Number of cutting edges Z 2
Through-coolant no
⌀ D1 1st step with chamfer h9 8.4 mm
⌀ D2 2nd step with chamfer h8 15 mm
Step height L1 1st step 19 mm
Flute length Lc 114 mm
Overall length L 169 mm
Shank ⌀ Ds 15 mm
Feed f in steel < 750 N/mm2 0.1 mm/rev.
Shank tolerance h8
Colour ring without
Type of product Stepped drill

Identification numbers & Classifications

Article number 117180 M8
EAN / GTIN 4045197036100

Application Table

Aluminium (short chipping)
N
45
Steel < 500 N/mm²
P
40
Steel < 750 N/mm²
P
30
Steel < 900 N/mm²
P
25
GG(G)
K
25
CuZn
N
80
Oil
 
wet maximum
 

Description

Version:

Drill and counterbore each with its own chip flutes and guide chamfers. This means it can be reground many times.

Application:

For through holes for screws to DIN-ISO 273 and countersinks to DIN 74, sheet 1 form A, fine version.
For countersunk screws to ISO 2009, 2010, 7046, 7047 (DIN 963, 964, 965 and 966).

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