Betonschrauben
Hanger bolts/concrete screws, 7.5 x 70Steel, galvanisedwith hardened surface to at least 62 HRCZulassung Z-21.1-1503Drill bit diameter 6 mmWidth across flats 10 mmThreaded connection M 8 x 14 mmHigh time saving, concrete screw cuts a thread into the concrete with the toothed headCan be used without dowelsEasy removal possible, can be used in the same drill hole if necessary
Concrete screws/hexagon head screws, 7.5 x 80Steel, galvanisedwith hardened surface to at least 62 HRCWidth across flats 13 mmHigh time saving, concrete screw cuts a thread into the concrete with the serrated headCan be inserted without dowelsEasy removal possible, can be used in the same drill hole if necessaryFor fastening the installation rails