How to make a 90 degree bend in conduit demonstration

[@ashyum6913]

Thanks now i know i need to put extra 10 mm for 20 mm conduit

[@ngar2010]

Can you show the alignment mark with close up. Also can u explain more why need to add 10mm with picture. Last, will you show reverse bending in another clip

[@simonaragon1992]

To make the measurement to the back of the bend.

[@steveburke2169]

because most people would have made the first initial measurement to the back of the bend. Bizarrely he made it the middle