Jobber drill HSS-E VA, uncoated, ⌀ DC h8: 30,5mm

Article no.: 116360 30,5
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⌀ DC h8 (mm) Unit price incl. VAT

Availability

  • Tool material: HSS E
  • Standard: DIN 345
  • Type: INOX
  • Tolerance nominal ⌀: h8
  • Point angle: 135

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Product details

Technical Data

Nominal ⌀ DC 30.5 mm
Coating uncoated
Tool material HSS E
Standard DIN 345
Type INOX
Tolerance nominal ⌀ h8
Point angle 135 degrees
Helix angle 35-40 degrees
Shank Morse taper
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 134.3 mm
Flute length Lc 180 mm
Overall length L 301 mm
Morse taper MT size 3
Feed f in steel < 750 N/mm2 0.25 mm/rev.
Colour ring without
Type of product Jobber drill

Identification & Classification

Article number 116360 30,5
EAN / GTIN 4045197032324
Manufacturer number 116360 30,5
Manufacturer Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com

Application Table

Steel < 500 N/mm²
P
40
Steel < 750 N/mm²
P
30
Steel < 900 N/mm²
P
25
Steel < 1100 N/mm²
P
10
INOX < 900 N/mm²
M
12
Ti > 850 N/mm²
S
5
GG(G)
K
25
CuZn
N
80
Oil
 
wet maximum
 

Description

Version:

With strengthened core.
Specially treated surface, reducing edge build up and improving chip evacuation.
With point geometry shape C.

Recommendation:

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

Note:

For suitable reducing adapters for tools with MT shanks see No. 343000-343530.

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