Instruction Video:

Installation instructions Concrete screw

Concrete screw Wafer (external)

  • Function: Specially-hardened screw that is screwed directly into a pre-drilled hole without any plug. The concrete screw is used for installing in concrete.
  • Track type bit: TX 30.
  • Material: Case hardened steel.
  • Coating: Ruspert silver, for outdoor use.
  • Installation instructions: Drill a hole adapted to suit the size of the concrete screw as shown in the table below. Now screw in the concrete screw perpendicular to the substrate. When the screw reaches the substrate, further tightening must be avoided.
Unit Guide
D Diameter
D1 Outer diameter
G Thread length
H Head diameter
L Length
M Thickness
MB Mother box
Drill cap. mm Drill capacity mm
Max comp. thick. app. mm Max component thickness application mm
Min. drill depth mm Minimum drill depth mm
Screw dim. mm Screw dimension mm
Surface treat. Surface treatment
D L G Max comp. thick. app. mm Drill mm Art.no E-number Quantity Pack. MB
7.5 45 45 5 6 B737545 1500 Bulk pack
7.5 45 45 5 6 737545 100 Packaging 8
7.5 60 60 20 6 B737560 1000 Bulk pack
7.5 60 60 20 6 737560 100 Packaging 8
7.5 75 75 35 6 B737575 900 Bulk pack
7.5 75 75 35 6 737575 100 Packaging 8
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