Help building toroidal supply

Hi
I'm building a Cnc router ,
Can any one help or advise me on building toroidal power supply for my stepper motors,

I watched joe Harris build log,power supply build video, :thumsup:

How to choose components,
What size bridge rectifier ?
What size capacitors and how many, I see Joe used 4 .
What size transformer ?

Where to buy components?
Any links to wiring ?

4 x 4nm stepper motor
https://cnc4you.co.uk/resources/Step...1-03%204Nm.pdf
4 x Am 882 digital drivers
https://www.ebay.co.uk/itm/112721989976
Added links so you can see spec.

Thank you

https://www.rapidonline.com/50a-brid...al-case-519318 1 No.

https://www.rapidonline.com/samwha-h...acitor-11-3121 3 No.

https://www.rapidonline.com/lcr-ep08...-clamp-11-3004 3 No.

https://www.rapidonline.com/vigortro...-x-25v-88-0005 or 625Va

For the circuit just follow Joes build

Thank you :encouragement: