DÜNA® Roof Construction Screw with Drill Head

Application: Mounting in steel sub-structures

Technical Data

Roof Construction Screw: Ø 4.8 mm
Countersunk Screw: Ø 9 mm
Material: corrosion-protected steel

15 cycles of the Kesternich-Test in accordance with DIN 500118 S2,0L


The installation procedure depends on the intended use.

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