Self-Drilling, Bi-Metal Hi-Lo Thread Screws For Sandwich Panels to Timber/Concrete 6.3/7.0 x 235mm, Zinc Flake With 19mm Washer - cardboard box - 100 pcs. | R-OTR-63/70235A19

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Features

Special double thread type HiLo with cuts for drilling in wood and for embedding in concrete after pre-drilling.

Hardened screw's thread surface. High quality anti-corrosion coating guarantees resistance of 15 Kesternich cycles.
Shape of the tip facilitating correct turning and allowing penetration in wood and concrete.
The shape and type of screw's thread is designed specifically for connecting to concrete and wood. The drill point is designed to provide a fast and hassle-free installation. Sharp point of the drill prevents movement of the surface of the fixture.

Special zinc flake coating for increased corrosion resistance.
The self-vulcanizing EPDM sealing washer is resistant to UV radiation, ageing, and temperature fluctuations. It guarantees long-term watertightness and protects the joint against water ingress.
Two type of thread : first for fixing in the ground, second with a larger pitch under the head protects against indentation of the outer cladding of the board and helps in sealing the connection.

Wood

Timber

Concrete

Approved surfaces

Drilling and screwing

Sandwich panels

Length	Color RAL	Packaging and quantity	Index	EAN	Catalog price for pack. net

R-ORR-63/70 Self-drilling screws for fixing sandwich panels to steel construction up to 18 mm, zinc-flake 6.3/7.0x249 mm with washer A19 - cardboard box - 100 pcs.