HOLEX Pro Steel solid carbide drill, plain shank DIN 6535 HA, TiAlN, ⌀ DC h7 (mm or inch): 7,9

Article no.: 122504 7,9
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  • NOK 0,12 /pcs.
  • NOK 0,12 /pcs.
on request
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57 pieces in stock 57 pieces available in 3-4 working days

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⌀ DC h7 (mm or inch) Price per 1 Piece (incl. VAT)

Availability

  • Tool material: Solid carbide
  • Standard: DIN 6537 K
  • Version: 4×D
  • Tolerance nominal ⌀: h7
  • Number of cutting edges Z: 2

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Product details

Technical Data

Series Pro Steel
Nominal ⌀ DC 7.9 mm
Coating TiAlN
Tool material Solid carbide
Standard DIN 6537 K
Version 4×D
Tolerance nominal ⌀ h7
Number of cutting edges Z 2
Point angle 140 degrees
recommended maximum drilling depth L2 29.2 mm
Shank DIN 6535 HA to h6
Through-coolant yes, with 25 bar
Machining strategy HPC
Semi-Standard yes
Flute length Lc 41 mm
Overall length L 79 mm
Shank ⌀ Ds 8 mm
Feed f in steel < 900 N/mm2 0.18 mm/rev.
Colour ring green
Type of product Jobber drill

Identification & Classification

Article number 122504 7,9
EAN / GTIN 4045197826121
Manufacturer number 122504 7,9
Manufacturer/responsible person Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Deutschland, www.hoffmann-group.com

Application Table

Alu plastics
N
250
Aluminium (short chipping)
N
200
Alu > 10% Si
N
160
Steel < 500 N/mm²
P
125
Steel < 750 N/mm²
P
115
Steel < 900 N/mm²
P
95
Steel < 1100 N/mm²
P
90
Steel < 1400 N/mm²
P
65
INOX < 900 N/mm²
M
35
INOX > 900 N/mm²
M
30
GG
K
100
GGG
K
65
Uni
 
wet maximum
 
wet minimum
 

Description

Utförande:

Raka huvudskär och en speciell spårprofil svarar för en god spånavgång. Den robusta skärgeometrin säkerställer processäker högkapacitetsborrning.
Omfattande tillämpningsmöjligheter i stålmaterial genom en kombination av seg ultrafinkornhårdmetall och synnerligen slitstark beläggning.
Upp till ⌀ 1,9 med 4 slipade ytor, från ⌀ 2 med slipad konisk mantelyta.

Anmärkning:

Spånspårlängd LC = L2 + 1,5 × DC.
Utförande HB och HE levereras till samma pris som HA.
Beställ form HB: med nr 122507.
Beställ form HE: med nr 122508.

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