R-ONR-55/63 Self-drilling screws for fixing sandwich panels to steel construction up to 12 mm, zinc-flake 6.3/5.5x101 mm with washer A19 RAL 9006 - cardboard box - 100 pcs. | R-ONR-55/631019006

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Special zinc flake corrosion-resistant coating for highly effective protection

Drilling point - especially approach angle of self-drilling tip allows direct installation without predrilling up to 12mm.
Self vulcanizing EPDM washer. Temperature and UV resistant. The special shape of the washer ensures proper seating of the sealing material on the outer cladding material fixture which guarantees a proper seal.
The shape of the thread and its height is designed for applications into sandwich panels and steel construction.

Coloured polyester protective coating with a thickness of 45-50 um (RAL, NCS, RR), provides additional protection against corrosion. Various colours available to suit all metal sheet variants. UV stabilizers ensure colour quality over a long period of use.
Two types of threads: one designed for mounting into a steel structure, second under head thread, prevents external panel dents and helps to seal the connection.
Hardened screw's thread surface. High quality anti-corrosion coating guarantees resistance of 15 Kesternich cycles.