HSS-Co8 jobber drill, TiAlN, ⌀ DC h8: 4,2mm

Article no.: 114550 4,2
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  • from 1 Piece
    BGN 31.98 / Piece
  • from 10 Piece
    BGN 26.66 / Piece
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⌀ DC h8 (mm) Unit price incl. VAT
  • Tool material: HSS Co 8
  • Standard: DIN 338
  • Tolerance nominal ⌀: h8
  • Point angle: 135
  • Helix angle: 35

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Product details

Technical Data

Nominal ⌀ DC 4.2 mm
Coating TiAlN
Tool material HSS Co 8
Standard DIN 338
Tolerance nominal ⌀ h8
Point angle 135 degrees
Helix angle 35 degrees
Shank Plain shank
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 36.7 mm
Flute length Lc 43 mm
Overall length L 75 mm
Shank ⌀ Ds 4.2 mm
Feed f in stainless steel > 900 N/mm2 0.03 mm/rev.
Colour ring blue
Type of product Jobber drill

Identification numbers & Classifications

Article number 114550 4,2
EAN / GTIN 4045197020918
Manufacturer number 114550 4,2

Application Table

Steel < 750 N/mm²
P
37
Steel < 900 N/mm²
P
31
Steel < 1100 N/mm²
P
12
Steel < 1400 N/mm²
P
10
INOX < 900 N/mm²
M
20
INOX > 900 N/mm²
M
15
Ti > 850 N/mm²
S
6
Oil
 
wet maximum
 

Description

Version:

Extremely high heat resistance,very robust due to strong core.
With point geometry shape C.

Recommendation:

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

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HSS-Co8 jobber drill, TiAlN, ⌀ D<sub>C</sub> h8: 4,2mm

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Number of cutting edges Z 2 2 2 2 2 2
Coating TiAlN uncoated uncoated TiAlN uncoated uncoated
Colour ring blue red without blue without without
Overall length L 75 mm 75 mm 75 mm 75 mm 55 mm 55 mm
Through-coolant no no no no no no
Nominal ⌀ DC 4.2 mm 4.2 mm 4.2 mm 4.2 mm 4.2 mm 4.2 mm
Standard DIN 338 DIN 338 DIN 338 DIN 338 DIN 1897 DIN 1897

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