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Modular counterbore 2/66 mm

Article no.: 156730 2/66
  • Tool material: HSS
  • Number of cutting edges Z: 4
  • Countersink angle: 180
  • Standard: Manufacturer’s standard
  • Through-coolant: yes

Product details

Technical Data

Coating uncoated
Counterbore ⌀ 66 mm
Tool material HSS
Number of cutting edges Z 4
Countersink angle 180 degrees
Cutter length 24 mm
Shank ⌀ 22 mm
Standard Manufacturer’s standard
Through-coolant yes
Type of product Cutter insert for countersinking

Identification numbers & Classifications

Article number 156730 2/66
EAN / GTIN 4033591013704
Manufacturer number 16 821 660

Application Table

Alu plastics
N
40
Aluminium (short chipping)
N
60
Alu > 10% Si
N
20
Steel < 500 N/mm²
P
25
Steel < 750 N/mm²
P
20
Steel < 900 N/mm²
P
15
Steel < 1100 N/mm²
P
10
Steel < 1400 N/mm²
P
5
INOX < 900 N/mm²
M
5
wet maximum
 

Description

Version:

Very good machining and ideal chip evacuation due to spiral flutes. Easy to regrind. Counterbore is protected against turning in the holder.

Application:

For counterboring screw heads to DIN or by means of an appropriate combination of counterbore and pilot to produce stepped holes or non-standard counterbores.

Note:

Counterbores available on request also in HSS with optional TIN coating and brazed-on carbide tips with form “T” ISO inserts.

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