Cutting stainless steel

[lsiebers97]

How can i make a 20 cm diameter hole in 2mm stainless steel?

 

[USAFRet]

How can i make a 20 cm diameter hole in 2mm stainless steel?

What tools do you have available?

2mm isn't a lot.
Angle grinder, jigsaw, even a dremel.
Or go all the way, and find a place with a plasma cutter.

https://www.doityourself.com/stry/how-to-cut-stainless-steel-plate
https://www.wikihow.com/Cut-Stainless-Steel
http://homeguides.sfgate.com/saw-blades-cutting-stainless-steel-99124.html