Solid carbide HPC drill Weldon shank DIN 6535 HB 7,4 mm

Article no.: 122603 7,4
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⌀ DC h7 (mm) Unit price incl. VAT
  • Tool material: solid carbide
  • Standard: DIN 6537
  • Version: 6×D
  • Type: W
  • Tolerance nominal ⌀: h7

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Product details

Technical Data

Nominal ⌀ DC 7.4 mm
Coating DLC
Tool material solid carbide
Standard DIN 6537
Version 6×D
Type W
Tolerance nominal ⌀ h7
Number of cutting edges Z 2
Point angle 135 degrees
recommended maximum drilling depth L2 41.9 mm
Shank DIN 6535 HB to h6
Through-coolant Yes, with 25 bar
Machining strategy HPC
Semi-Standard yes
Flute length Lc 53 mm
Overall length L 91 mm
Shank ⌀ Ds 8 mm
Shank tolerance h6
Feed f in aluminium short-chipping 0.45 mm/rev.
Colour ring yellow
Type of product Jobber drill

Identification numbers & Classifications

Article number 122603 7,4
EAN / GTIN 4045197757937
Manufacturer number 122603 7,4

Application Table

Alu plastics
N
360
Aluminium (short chipping)
N
400
Alu > 10% Si
N
350
PMMA acrylic
N
150
PEEK
N
120
PVDF GF20
N
90
PA 66 GF30
N
80
PEEK GF30
N
70
PTFE CF25
N
80
Cu
N
160
CuZn
N
200
GRP
N
80
CRP
N
80
wet maximum
 
wet minimum
 

Description

Version:

DLC coating sp2 of the latest generation with low coefficient of friction results in outstanding chip clearance. For high-performance milling of aluminium materials. High roundness and alignment accuracy of the deep hole, thanks to 6 guide chamfers.

Note:

Flute length LC = L2 + 1.5 × DC.

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Coating DLC TiAlN TiAlN TiAlN TiAlN TiAlSiN
Through-coolant Yes, with 25 bar yes, with 25 bar Yes, with 25 bar yes, to 25 bar yes, with 25 bar yes, with 25 bar
Shank DIN 6535 HB to h6 DIN 6535 HB to h6 DIN 6535 HB to h6 DIN 6535 HB to h6 DIN 6535 HB to h6 DIN 6535 HB to h6
Tool material solid carbide Solid carbide solid carbide Solid carbide Solid carbide Solid carbide
Point angle 135 140 135 140 140 140
Shank ⌀ Ds 8 8 8 8 8 8
recommended maximum drilling depth L2 41.9 41.9 41.9 41.9 41.9 41.9

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