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

Concrete screw FBS IN I

The fischer concrete screw FBS IN I is made of zinc-plated steel with an internally threaded head. 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

3 Product variant (s)

Drill diameter

Min. drill hole depth for pre-positioned installation

Anchor length

Screw-in depth

Through hole

Connection thread UNC

Viewed 3 of 3 variant (s)

Drill diameter ( d₀ )	1/4 in
Min. drill hole depth for pre-positioned installation ( h₁ )	2 1/8 in
Anchor length	1 5/8 in
Screw-in depth	1 5/8 in
Through hole	3/8 in
Connection thread UNC	1/4 in

Drill diameter ( d₀ )	1/4 in
Min. drill hole depth for pre-positioned installation ( h₁ )	2 5/8 in
Anchor length	2 1/2 in
Screw-in depth	2 1/2 in
Through hole	3/8 in
Connection thread UNC	1/4 in

Drill diameter ( d₀ )	1/4 in
Min. drill hole depth for pre-positioned installation ( h₁ )	2 5/8 in
Anchor length	2 1/2 in
Screw-in depth	2 1/2 in
Through hole	3/8 in
Connection thread UNC	3/8 in

Concrete screw FBS IN I

Product variants

The advantages / Product description

Application and approval

Assembly instruction

Documents for download