Extra long centre drill0 pages
Extra long centre drill
Type
A
k12
60°
Ground from solid and relief ground.
Spiral fluted, extra long shank, similar to DIN 333-A.
ISO code:
11A
11 1300 –
mm
1
1,6
2
Alu
plastics
Alu
INOX INOX
Ti
N
N
70
45
11 1300
Centre drills HSS/E
extra long
A
XXX
XXX
XXX
N
P
P
P
P
P
40
30
25
10
8
For
workpiece
⌀
mm
6 − 8
10 − 15
15 − 20
H
h8
mm
4
5
6
mm
120
120
120
f
mm/rev
0.02
0.02
0.02
H
Nominal
⌀ k12
mm
2,5
3,15
M
M
12
<900 N
H
Shank ⌀
GG(G) CuZn Graphite Uni
S
8
K
N
25
80
11 1300
Centre drills HSS/E
extra long
A
XXX
XXX
Air
GRP
CRP
cast
>10 % Si < 500 N < 750 N < 900 N <1100 N <1400 N < 55 HRC < 60 HRC < 67 HRC < 900 N > 900 N > 850 N
11A
Alu
vc = m/min
Nominal
⌀ k12
▶
▶
Version:
Nominal ⌀
▶
Standard
▶
HSS
E
max min
N
○
●
●
For
workpiece
⌀
mm
20 − 30
30 − 40
<900 N
h8
mm
8
10
mm
120
120
f
mm/rev
0.03
0.03