Article no.: 122540

Description

Version:

Particularly strong due to strengthened core and special profile. Special point geometry. High concentricity and long tool life. High bore quality.

Recommendation:

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

Note:

Form HB and HE supplied at the same price as HA.
Form HB: order with No. 122545.
Form HE: order with No. 122540 + 129100HE.

Technical Data

Coating
TiAlN
Tool material
Solid carbide
Drill depth up to
6×D
Type
FS
Point angle
140 degrees
Skaft
DIN 6535 HA to h6
Through-coolant
no
Colour ring
green

Application Table

Alu plastics
N
190
Aluminium (short chipping)
N
170
Alu > 10% Si
N
140
Steel < 500 N/mm²
P
90
Steel < 750 N/mm²
P
85
Steel < 900 N/mm²
P
75
Steel < 1100 N/mm²
P
65
Steel < 1400 N/mm²
P
40
INOX < 900 N/mm²
M
40
INOX > 900 N/mm²
M
30
Ti > 850 N/mm²
S
25
GG(G)
K
70
CuZn
N
160
Uni
 
wet maximum
 
dry
 
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