HSS jobber drill N 30 mm

Article no.: 116340 30
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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 30 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 130 mm
Flute length Lc 175 mm
Overall length L 296 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 numbers & Classifications

Article number 116340 30
EAN / GTIN 4045197030795
Manufacturer number 116340 30

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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Through-coolant no no no no no no
Point angle 118 degrees 118 degrees 135 degrees 130 degrees 118 degrees 120 degrees
Tolerance nominal ⌀ h8 h8 h8 h8 h8 h8
Type N N INOX H N N
Flute length Lc 175 mm 175 mm 175 mm 112 mm 230 mm 175 mm
recommended maximum drilling depth L2 130 mm 130 mm 130 mm 67 mm 185 mm 130 mm
Type of product Jobber drill Jobber drill Jobber drill Jobber drill Jobber drill Jobber drill

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