Article no.: 122406

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.

Recommendation:

Maximum drilling depth:
clamping slot length (see table) less 1.5×nominal ⌀.

Technical Data

Coating
TiAlN
Tool material
Solid carbide
Drill depth up to
4×D
Point angle
140 degrees
Skaft
DIN 6535 HB to h6
Through-coolant
yes, with 25 bar
Colour ring
blue

Application Table

Aluminium (short chipping)
N
140
Alu > 10% Si
N
120
Steel < 500 N/mm²
P
110
Steel < 750 N/mm²
P
90
Steel < 900 N/mm²
P
80
Steel < 1100 N/mm²
P
60
Steel < 1400 N/mm²
P
35
INOX < 900 N/mm²
M
45
INOX > 900 N/mm²
M
40
Ti > 850 N/mm²
S
30
GG
K
70
Uni
 
wet maximum
 
wet minimum
 
Air
 
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