ON-55 Self-drilling screws for sandwich panels 5.5/6.3x210 mm with washer A19 RAL 7035 - cardboard box - 100 pcs. | ON-55/63210A197035

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The special drill bit shape designed to provide quick and trouble-free installation in metal constructions made from hot rolled sections

Hardened surface of the thread (flexible core). Corrosion resistant zinc coating has a thickness of no less than 12um.
Coloured polyester protective coating with a thickness of 45-50um (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.
The shape of the thread and its height is designed for applications into sandwich panels and steel construction.

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.
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.
The drill bit is designed to provide quick and trouble-free installation in the steel. Sharp point of the drill prevents movement of the surface of the fixture.