Concrete screw in zinc flake with countersunk head, induction hardened R-HLX-CS-ZF 10/12.7x90 mm - cardboard box - 50 pcs.

Drill the hole a dust-free drill (1b) to the required depth according to the table

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 using an impact wrench and a suitable impact bit. Tighten until the element is pressed to the surface. Installation using an impact wrench with a tangential impact. Finish screwing in when the screw head is in contact with the element/substrate being fastened. 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

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 in when the anchor presses the fastened element (substrate). The adjustment procedure can be performed twice