Some good tips there: I have a Trumpeter hold and fold, whilst my bending bars for longer folds are from...https://www.vgibson.co.uk/
usual disclaimer - merely a satisfied customer and not the business owner ..
Wouldn’t be without either tool, btw. I also lightly score along all folds with an engineer’s scribe before bending, which helps give a crisp fold.
See also this very helpful guide on various aspects of kit construction, which got me started in brass...
http://www.jimmcgeown.com/Print Off FAQ Booklet pdf.pdf