How to make a flat 90 degree bend in 75 x 75 steel trunking

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A quick short of the longer video out now on my channel.

How to form a flat 90 degree bend in 75mm steel trunking using a jigsaw, angle grinder, rivet rool, set square and file.
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What’s that drill you used at the end of the bolts

clivewilliams
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Or just buy a 90° angle. Better for the bend radius like 2 45°

ciaranhughes