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3
Clamping
Systems
Design: DIN 69871, form A,
from alloy case-hardened steel, with a
core tensile strength of approx. 950 N/mm
2
and a hardness depth of
min 0.5 mm. Taper to DIN 254. Hardened 58 ±2 HRC.
Taper angle: Tolerance AT3.
Taper surface roughness: Ra < 0.001 mm.
Bore tolerance: H5.
Concentricity < 0.01 mm.
Balancing quality: G6.3 min 15000
-1
.
Application:
For mounting cutters with
transverse groove
, DIN 1880.
Supplied:
Mount-on milling holder with tightening bolt.
Order
No.
D
1
mm
3606
SK
l
1
mm
l
2
mm
l
3
mm
D
2
mm
4160
16
44.00
40 55 17 27 32
4165
16
56.00
m
40 100 17 27 32
4220
22
44.00
40 55 19 31 40
4225
20
56.00
m
40 100 19 31 40
4270
27
46.00
40 55 21 33 48
4275
27
58.00
m
40 100 21 33 48
4320
32
50.00
40 60 24 38 58
4325
32
60.00
m
40 100 24 38 58
(370)
Order
No.
D
1
mm
3606
SK
l
1
mm
l
2
mm
l
3
mm
D
2
mm
4400
40
56.00
40 60 27 41 70
4405
40
66.00
m
40 100 27 41 70
5160
16
60.00
50 55 17 27 32
5220
22
60.00
50 55 19 31 40
5270
27
61.00
50 55 21 33 48
5320
32
63.00
50 55 24 38 58
5400
40
70.00
50 55 27 41 70
(370)
Combi mount-on milling holder
Design: DIN 69871, form AD/B,
precision balanced. Made of alloy case-
hardened steel, with a core tensile strength of ca. 950 N/mm
2
and a hardness
depth of min. 0.5 mm.
Hardened 60 -2 HRC. All functional surfaces machi-
ned.
Taper according to DIN 254. With transverse and longitudinal grooves.
Taper tolerance: AT3.
Concentricity: < 0.006 mm.
Balancing quality: G2.5 22000 min
-1
.
Application:
For clamping shell end mills DIN 841 and DIN 1880 as well as
single angle milling cutters DIN 842 and milling heads DIN 1830.
Supplied:
Shell end mill arbour complete with cutter retaining screw, driving
ring and feather key.
Order
No.
D
1
mm
3221
SK
D
2
mm
l
2
mm
l
3
mm
l
1
mm
4160
16
94.00
40 32 17 27 55
4220
22
99.00
40 40 19 31 55
4270
27
103.00
40 48 21 33 55
4320
32
112.00
40 58 24 38 60
4400
40
134.00
40 70 27 41 60
(394)
Order
No.
D
1
mm
3221
SK
D
2
mm
l
2
mm
l
3
mm
l
1
mm
5220
22
136.00
50 40 19 31 55
5270
27
140.00
50 48 21 33 55
5320
32
156.00
50 58 24 38 55
5400
40
167.00
50 70 27 41 55
(394)
Precision combi mount-on milling holder
DIN
69871
Form
AD/B
Design: DIN 69871, form A,
from alloy case-hardened steel, with a
core tensile strength of approx. 950 N/mm
2
and a hardness depth of
min 0.5 mm. Taper to DIN 254. Hardened 58 ±2 HRC.
Taper angle: Tolerance AT3.
Taper surface roughness: RA < 0.001 mm.
Application:
For mounting tools with Morse taper shank and
tang.
Order
No.
Inner
MK
3670 3671
d
1
mm
l
1
mm
3670 3671
0001
1
33.00
–
25
50
–
0004
2
33.00 46.00
32
50
60
0007
3
33.00 46.00
40
70
65
(370)
(370)
Order
No.
Inner
MK
3670 3671
d
1
mm
l
1
mm
3670 3671
0010
4
36.00 46.00
48
95
95
0013
5
–
53.00
63
–
105
(370)
(370)
Spacer
3670
SK 40, Balancing quality: G6.3 15000 min
-1
.
3671
SK 50, Balancing quality: G6.3 15000 min
-1
.
DIN
69871
Form
A
DIN
69871
Form
A
Taper wiper
found on
Ç
3/100.
Tool holders and accessories
581