Universal nylon dowels UX (box UX 6 / 8 / 10)
The universal operating principle (knotting or expanding) allows for use in all solid, hollow and board building materials
Diagonal connection ridges for optimum screw guidance
Serrated anti-rotation locks prevent rotation in the drill hole
For use in concrete, solid clay brick, solid sandstone or light concrete masonry, porous concrete, solid plaster tiling, perforated brick, plasterboard and chipboards