Subland drill HSS 90°, vaporised, for threads: M3

Article no.: 117060 M3
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  • Tool material: HSS
  • Standard: DIN 8378
  • Tolerance nominal ⌀: h9
  • No. of teeth Z: 2
  • Point angle: 118

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Product details

Technical Data

for threads M3
Coating vaporised
Tool material HSS
Standard DIN 8378
Tolerance nominal ⌀ h9
No. of teeth Z 2
Point angle 118 degrees
Shank Parallel shank to h8
Helix angle 20-30 degrees
Countersink angle 90 degrees
Through-coolant no
⌀ D1 1st step with chamfer h9 2.5 mm
⌀ D2 2nd step with chamfer h8 3.4 mm
Step height L1 1st step 8.8 mm
Flute length Lc 39 mm
Overall length L 70 mm
Shank ⌀ Ds 3.4 mm
Feed f in steel < 750 N/mm2 0.03 mm/rev.
Shank tolerance h8
Colour ring without
Application for type of drilling for blind hole and through hole
Type of product Stepped drill

Identification & Classification

Article number 117060 M3
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EAN / GTIN 4045197035776
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Manufacturer number 117060 M3
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Manufacturer/responsible person Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com

Application Table

Aluminium (short chipping)
suitable for / [m/min]
N
ISO code:
45
Steel < 500 N/mm²
suitable for / [m/min]
P
ISO code:
40
Steel < 750 N/mm²
suitable for / [m/min]
P
ISO code:
30
Steel < 900 N/mm²
suitable for / [m/min]
P
ISO code:
25
GG(G)
suitable for / [m/min]
K
ISO code:
25
CuZn
suitable for / [m/min]
N
ISO code:
80
Oil
suitable for / [m/min]
 
wet maximum
suitable for / [m/min]
 

Description

Version:

Drill and counterbore each with its own chip flutes and guide chamfers. This means the profile of the stepped drill is retained even after repeated regrinding.

Application:

Tapping hole and countersink are produced in one operation, precisely aligned.
For drilling tapping holes to DIN 336 sheet 1 with 90° countersinking (similar to DIN 69, medium version).

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