The powerful inch concrete screw for a fast and simple installation.

Concrete screw FBS IN HW

The fischer concrete screw FBS IN HW is made of zinc-plated steel with a pressed-on washer. The expansion-free anchorage (undercut) ensures low edge and axial clearances. The ICC approval for cracked and non-cracked concrete as well as for seismic loads guarantees even more safety.

Product variants

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Product variants

7 Product variant (s)

Drill diameter

Min. drill hole depth for through fixings

Anchor length

Screw-in depth

Max. usable length

Through hole

Viewed 7 of 7 variant (s)

Functioning

The concrete screw FBS-IN HW is suitable for push-through installation.
For the installation, we recommend an impact wrench with a compatible socket.
If the screw head is in contact with the fixture, the correct installation of the screw is ensured (visual setting check).

Installation steps exemplary for FBS IN I at the ceiling

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Installation steps exemplary for FBS IN HW at the floor

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Drill diameter ( d₀ )	3/8 in
Min. drill hole depth for through fixings	2 1/4 in
Anchor length	2 1/8 in
Screw-in depth	1 5/8 in
Max. usable length	1/2 in
Through hole	1/2 in

Drill diameter ( d₀ )	3/8 in
Min. drill hole depth for through fixings	3 in
Anchor length	3 in
Screw-in depth	2 1/2 in
Max. usable length	1/2 in
Through hole	1/2 in

Drill diameter ( d₀ )	1/2 in
Min. drill hole depth for through fixings	3 1/2 in
Anchor length	4 in
Screw-in depth	3 in
Max. usable length	1 in
Through hole	5/8 in

Drill diameter ( d₀ )	1/2 in
Min. drill hole depth for through fixings	4 3/4 in
Anchor length	6 in
Screw-in depth	4 1/4 in
Max. usable length	1 3/4 in
Through hole	5/8 in

Drill diameter ( d₀ )	5/8 in
Min. drill hole depth for through fixings	3 3/4 in
Anchor length	4 in
Screw-in depth	3 1/4 in
Max. usable length	3/4 in
Through hole	3/4 in

Concrete screw FBS IN HW

Product variants

The advantages / Product description

Application and approval

Assembly instruction

Documents for download