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Jobber drill extra long HSS N 11R2 mm

Article no.: 116760 11R2
  • Tool material: HSS
  • Standard: DIN 1870 R2
  • Type: N
  • Tolerance nominal ⌀: h8
  • Point angle: 118

Product details

Technical Data

Nominal ⌀ DC 11 mm
Coating uncoated
Tool material HSS
Standard DIN 1870 R2
Type N
Tolerance nominal ⌀ h8
Point angle 118 degrees
Helix angle 16-30 degrees
Shank Morse taper
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 233.5 mm
Flute length Lc 250 mm
Overall length L 375 mm
Morse taper MT size 1
Feed f in steel < 750 N/mm2 0.1 mm/rev.
Colour ring without
Type of product Jobber drill

Identification numbers & Classifications

Article number 116760 11R2
EAN / GTIN 4045197035257

Application Table

Steel < 500 N/mm²
P
40
Steel < 750 N/mm²
P
30
Steel < 900 N/mm²
P
25
GG(G)
K
25
Oil
 
wet maximum
 

Description

Version:

High concentricity. Core thickness and core taper are standard.
Special surface treatment.
Precision ground point. When drilling deep holes, evacuate chips from the hole frequently, and ensure adequate cooling.
Economy version with standard flutes.
With point geometry shape A.

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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