How to Screw Timber Boards into Steel

In this video I show you how I am screwing these 20mm thick Merbau decking boards, only a steel frame that is 25mm thick.
This is the process I follow to attach timber boards to steel, whether that is for a deck or a feature fence.

[@steventoshack618]

Good addvice, thank you.

[@Hardball1Alpha]

Is there an version of this in English?

[@boliu83]

😂

[@tedk-42]

What if the drill hole in the timber was 1mm bigger?