Used widely in heavier timber installations and for fixing timber to masonry. Also popular as a fixing for satellite dish installation together with a rimmed or rimless wall plug.
Galvanising prevents oxidation of the protected metal to create a longer lasting finish. It does this by forming a barrier and by acting as a sacrificial anode if this barrier is damaged. Galvanising is a plating that (in contrast to iron oxide) does not trigger a breakdown of the substrates surface integrity.
Single thread screws have been designed to offer higher pull out values and quicker insertion.
|Head Type||Hexagon Head|
|Bolt Head Height||6.4mm|
|Material Grade||4.6 Mild Steel|
|Bolt Specification||DIN 1161|