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.

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Product Variant

4 product variants

Drill diameter

Min. drill hole depth for pre-positioned installation

Anchor length

Screw-in depth

Through hole

Connection thread UNC

Viewed 4 of 4 variant (s)

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

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

Concrete screw FBS IN I

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Assembly instruction

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