Description
Cross-bond self-tapping screw with under-head serration for aluminium | A4 stainless steel, pickled, passivated | 2 x slide-coated | 5.5 x 20 |
With underhead serration (prevents spinning when screwing in), without sealing washer
(especially for screwing trapezoidal sheet metal rails to top-hat rails in the façade area and for additional securing of wind deflector sheets for aerodynamic south-facing racks) | PU 200 pieces
We plan for you!
Do you have any questions about your project or would you like us to help you with the planning?
We would be happy to draw up a project plan for your substructure, including Structural analysis and tailor-made offer. Of course, free of charge and with no obligation.





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