HSS jobber drill N 18,5 mm

Article no.: 116340 18,5
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⌀ DC h8 (mm) Unit price incl. VAT
  • Tool material: HSS
  • Standard: DIN 345
  • Type: N
  • Tolerance nominal ⌀: h8
  • Point angle: 118

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Product details

Technical Data

Nominal ⌀ DC 18.5 mm
Coating uncoated
Tool material HSS
Standard DIN 345
Type N
Tolerance nominal ⌀ h8
Point angle 118 degrees
Helix angle 20-30 degrees
Shank Morse taper
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 107.3 mm
Flute length Lc 135 mm
Overall length L 233 mm
Morse taper MT size 2
Feed f in steel < 750 N/mm2 0.2 mm/rev.
Colour ring without
Type of product Jobber drill

Identification numbers & Classifications

Article number 116340 18,5
EAN / GTIN 4045197030405
Manufacturer number 116340 18,5

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
Oil
 
wet maximum
 

Description

Version:

Special surface treatment, resulting in reduced tendency to edge build-up and improved chip evacuation.
Top quality high performance twist drills.
Cutting edge section ≤ 26.5 mm ⌀ ground from solid, > 26.5 mm ⌀ milled. This ensures high concentricity and pitch accuracy, and precision ground point up to 40 mm ⌀.
With shape A point.

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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Coating uncoated uncoated uncoated uncoated uncoated uncoated
Overall length L 233 198 233 269 127 198
Through-coolant no no no no no no
Standard DIN 345 DIN 338 DIN 345 DIN 341 DIN 1897 DIN 338
Shank Morse taper Plain shank Morse taper Morse taper Plain shank Plain shank
Point angle 118 118 118 118 118 118
Feed f in steel < 750 N/mm2 0.2 0.2 0.2 0.2 0.2 0.2

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