HOLEX Pro INOX solid carbide high-performance drill, plain shank DIN 6535 HB 7,1 mm

Article no.: 122491 7,1
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  • Tool material: Solid carbide
  • Norm: DIN 6537 K
  • Version: 4×D
  • Toleranz Nenn-⌀: m7
  • Anzahl Schneiden Z: 2
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Product details

Technical Data

Series Pro Inox
Nenn-⌀ DC 7,1 mm
Coating AlTiN
Tool material Solid carbide
Norm DIN 6537 K
Version 4×D
Toleranz Nenn-⌀ m7
Anzahl Schneiden Z 2
Point angle 140 degrees
empfohlene maximale Bohrtiefe L2 30,4 mm
Shank DIN 6535 HB to h6
Through-coolant yes, with 25 bar
Spannutenlänge Lc 41 mm
Gesamtlänge L 79 mm
Schaft-⌀ Ds 8 mm
Vorschub f in INOX < 900 N/mm2 0,09 mm/U
Colour ring blue
Type of product Twist Drill

Identification numbers & Classifications

Article number 122491 7,1
EAN / GTIN 4067263007777

Application Table

Aluminium (short chipping)
N
140
Alu > 10% Si
N
120
Steel < 500 N/mm²
P
120
Steel < 750 N/mm²
P
110
Steel < 900 N/mm²
P
80
INOX < 900 N/mm²
M
55
INOX > 900 N/mm²
M
45
Ti > 850 N/mm²
S
35
wet maximum
 
wet minimum
 

Description

Ausführung:

Effiziente Bohrungsbearbeitung speziell für den Einsatz in rostfreien und säurebeständigen Stählen.
Gerade Hauptschneiden mit optimiertem Schneidkantendesign für verbessertes Spanbruchverhalten. Vergrößerte Spankammern für exzellente Spanabfuhr.Erhöhte Verschleißfestigkeit durch weiterentwickeltes Hartmetallsubstrat und hochtemperaturresistente Beschichtung.

Hinweis:

Spannutenlänge LC = L2 + 1,5 × DC.

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