Concrete screw in zinc flake with hexagonal head, induction hardened R-HLX-HF-ZF 12/14.9x110 mm - cardboard box - 50 pcs.

Drill the hole with a hammer drill (1a) ) to the required depth according to the table

Clean the hole (blow dust at least 4 times with the hand pump). When using a dust-free drill bit (1b), it is not necessary to clean the hole..

Screw the concrete screw into the hole with an impact wrench and a suitable impact socket. Tighten until the fixture is clamped to the substrate. Installation with any tangential impact wrench. Finish screwing when the screw head touches the fastened element/substrate. The screw head must not be damaged

Possibility to unscrew the fixed anchor to a maximum height of 10mm. In the adjustment process, the permissible thickness of the fastened elements (Tfix) must be observed

Finish screwing when the anchor touches the fastened element. The adjustment operation can be performed twice