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Jobber drill HSS-E H, uncoated, ⌀ DC h8: 4,2mm

Article no.: 114470 4,2

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⌀ DC h8 (mm) Unit price incl. VAT
  • Tool material: HSS E
  • Standard: DIN 338
  • Type: H
  • Tolerance nominal ⌀: h8
  • Point angle: 135

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Product details

Technical Data

Nominal ⌀ DC 4.2 mm
Coating uncoated
Tool material HSS E
Standard DIN 338
Type H
Tolerance nominal ⌀ h8
Point angle 135 degrees
Shank Plain shank
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 15.7 mm
Flute length Lc 22 mm
Overall length L 75 mm
Shank ⌀ Ds 4.2 mm
Feed f in steel < 750 N/mm2 0.05 mm/rev.
Colour ring pink
Type of product Jobber drill

Identification numbers & Classifications

Article number 114470 4,2
Manufacturer number 114470 4,2

Application Table

Steel < 1100 N/mm²
P
10
Steel < 1400 N/mm²
P
8
HARDOX 500 < 1600 N/mm²
H
6
INOX < 900 N/mm²
M
12
INOX > 900 N/mm²
M
8
Ti > 850 N/mm²
S
5
Oil
 
wet maximum
 

Description

Version:

Profile ground: this ensures high concentricity and pitch accuracy. Precision ground point. Drill for production use.
Strengthened core, bright, flute length to DIN 1897, overall length DIN 338.
Also for HARDOX materials.
With point geometry shape C.

Recommendation:

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

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Jobber drill HSS-E H, uncoated, ⌀ D<sub>C</sub> h8: 4,2mm

Jobber drill HSS-E H, uncoated, ⌀ DC h8: 4,2mm

Number of cutting edges Z 2 2 2 2 2 2
Nominal ⌀ DC 4.2 mm 4.2 mm 4.2 mm 4.2 mm 4.2 mm 4.2 mm
Tool material HSS E HSS E HSS E HSS Co 8 HSS HSS
Point angle 135 degrees 135 degrees 135 degrees 135 degrees 135 degrees 135 degrees
Tolerance nominal ⌀ h8 h8 h8 h8 h8 h8
Flute length Lc 22 mm 22 mm 43 mm 43 mm 14 mm 14 mm
Type of product Jobber drill Jobber drill Jobber drill Jobber drill Jobber drill Jobber drill

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