Solid carbide high performance drill, plain shank DIN 6535 HA, TiN, ⌀ DC h7 (mm or inch): 6,7

Article no.: 122310 6,7
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⌀ DC h7 (mm or inch) Unit price incl. VAT

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  • 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

Nominal ⌀ DC 6.7 mm
Coating TiN
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 24 mm
Shank DIN 6535 HA to h6
Through-coolant no
Semi-Standard yes
Flute length Lc 34 mm
Overall length L 79 mm
Shank ⌀ Ds 8 mm
Shank tolerance h6
Feed f in steel < 900 N/mm2 0.18 mm/rev.
Colour ring without
Type of product Jobber drill

Identification & Classification

Article number 122310 6,7
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EAN / GTIN 4045197043771
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Manufacturer number 122310 6,7
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Manufacturer Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com

Application Table

Aluminium (short chipping)
suitable for / [m/min]
N
ISO code:
140
Alu > 10% Si
suitable for / [m/min]
N
ISO code:
120
Steel < 500 N/mm²
suitable for / [m/min]
P
ISO code:
80
Steel < 750 N/mm²
suitable for / [m/min]
P
ISO code:
75
Steel < 900 N/mm²
suitable for / [m/min]
P
ISO code:
65
Steel < 1100 N/mm²
suitable for / [m/min]
P
ISO code:
60
Steel < 1400 N/mm²
suitable for / [m/min]
P
ISO code:
35
GG(G)
suitable for / [m/min]
K
ISO code:
70
wet maximum
suitable for / [m/min]
 
dry
suitable for / [m/min]
 

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.
Versions HB and HE supplied at the same price as HA.
Form HB: order with No. 122315.
Form HE: order with No. 122320.
NEW GENERATION AVAILABLE!
Recommended successor product is No. 122501.

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