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Solid carbide high performance drill plain shank DIN 6535 HE, TiAlN, ⌀ DC m7: 4mm

Article no.: 122398 4

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⌀ DC m7 (mm) Unit price incl. VAT
  • Tool material: Solid carbide
  • Standard: DIN 6537 K
  • Version: 4×D
  • Tolerance nominal ⌀: m7
  • Number of cutting edges Z: 2

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Product details

Technical Data

Nominal ⌀ DC 4 mm
Coating TiAlN
Tool material Solid carbide
Standard DIN 6537 K
Version 4×D
Tolerance nominal ⌀ m7
Number of cutting edges Z 2
Point angle 140 degrees
recommended maximum drilling depth L2 18 mm
Shank DIN 6535 HE to h6
Through-coolant no
Flute length Lc 24 mm
Overall length L 66 mm
Shank ⌀ Ds 6 mm
Shank tolerance h6
Feed f in stainless steel < 900 N/mm2 0.07 mm/rev.
Colour ring blue
Type of product Jobber drill

Identification numbers & Classifications

Article number 122398 4
Manufacturer number 122398 4

Application Table

Aluminium (short chipping)
N
140
Alu > 10% Si
N
120
Steel < 500 N/mm²
P
80
Steel < 750 N/mm²
P
75
Steel < 900 N/mm²
P
65
Steel < 1100 N/mm²
P
60
Steel < 1400 N/mm²
P
35
INOX < 900 N/mm²
M
35
INOX > 900 N/mm²
M
30
GG
K
70
Uni
 
wet maximum
 
wet minimum
 

Description

Version:

Cutting chisel edge with high centring accuracy due to strong core and special point geometry. Straight major cutting edges with slightly honed edges and special flute profile produce short chips.

Note:

Flute length LC = L2 + 1.5 × DC.

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