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Installation instruction fischer concrete screw ULTRACUT FBS II
fischer ULTRACUT FBS II US
Installation according to ETA - 15 / 0352
1
2a
Drill the hole using hammer-
Clean the drill hole.
drill, hollow drill or diamond
Step 2 can be omitted in the
core drill.
preparation of the hole with
hollow drill (complete).
Installation parameters concrete C 20/25 - C50/60
ULTRACUT FBS II Concrete screw
Drill hole diameter [mm]
Nominal screw-in depth h
nom
Drill hole depth (push-through installation) [mm]
Clearance hole diameter [mm]
Maximum torque for in-stallation with impact screw
driver in concrete
Maximum torque for manual installation in concrete
Width across flat
Drive
Adjustment of fixture
1
2
Optional: It is permissible to
Therefore the screw may be tighten to a maximum of 20 mm of the
adjust the screw two times.
surface of the initial fixture. The total permissible thickness of shims
added during the adjustment process is 10 mm.
Temporary fixing and reusability in green concrete according to Z-21.8 - 2049
(Concrete strength ≥10 - ≤ 20 N/mm
ULTRACUT
Screw in depth [mm]
Max. torque on installation with impact screw driver
Check of reusability
fischer ULTRACUT
FBS II Ring gauge
Installation parameters masonry (not regulated in ETA-15/0352)
ULTRACUT FBS II Concrete screws
Base material
Compressive
strength
class
[N/mm
Solid clay brick (EN771-1)
≥ 12
Solid sand-lime brick (EN771-2)
≥ 12
Aerated concrete (EN771-4)
≥ 6
fischerwerke GmbH & Co. KG · Klaus-Fischer-Straße 1 · 72178 Waldachtal · Germany
Tel: +49 744312-0 · Fax: +49 744312-4222 · info@fischer.de · www.fischer.de
fischer ULTRACUT FBS II SK
Cleaning drill hole can be omitted,
if drilling vertically upwards or if
drilling vertically downwards and
the hole depth has been increased.
We recommend to increase the drill
hole depth by an additional
3 x drill Ø when drilling in soils.
8
10
12
d
8
10
12
0
h
50
55
60
nom1
h
-
65
75
nom2
h
65
85
100
nom3
h
≥
l + 10
l + 10
l + 10
2
d
10,6 - 12
12,8 - 14
14,8 - 16
f
T
600
650
650
imp, max
T
65
100
150
max
SW
13
15
17
Torx T 40 (SK u. US)
T 50 (SK)
-
2x
3
max
20 mm
2
)
FBS II 8
h
50
65
nom
T
=
400
600
imp, max
Size
[mm]
h
[mm]
nom
2
]
T
[Nm]
inst
T
[Nm]
inst
T
[Nm]
inst
fischer connecting
nut and Torx
3a
3x d ₀
Installation with any torque impact
screw driver at a max. mentioned
torque moment (T
simultaneous axial pressure on the
torque impact.
Type US
14
14
h
2
65
h
nom
85
115
l + 15
16,9 - 18
650
250
l
21
-
max
10
≤ t
fix, max
FBS II 10
55
85
400
650
The concrete screw has to be
checked for damages (e. g. cor-
rosion) before each usage and if
necessary it has to be changed.
8
10
65
85
5
10
15
15
5
5
fischer ULTRACUT
fischer socket
nut hexagon
FBS II ring gauge
4
3b
After installation a further
turning of the screw must
) and with
not be possible. The head of
imp,max
the screw must be suppor-
ted on the fixture and is not
damaged.
Type SK
h
2
t
h
nom
fix
d
0
[mm]
ULTRACUT FBS II 8
ULTRACUT FBS II 10
Filling (e.g. for Seismic)
1
For Seismic Performance Category C2
applications: The gap between screw shaft
and fixture must be filled with mortar,
compressive strength ≥ 50 N/mm² e.g.:
FIS V, FIS EM, FIS HB oder FIS SB.
FBS II 12
FBS II 14
60
100
65
400
650
400
t
fix
x
S
90°
d
SW
X
S
d
[mm]
6
20
7
23
115
650
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