To clarify, I make my own. You only really need one tool....
to make this:
For 300 bucks including stamp.
Can you provide drawings for that can so I can make a can? I have a lathe and milling machine. Always looking for new projects. Thank you.
I would refer you to the form-1 suppressor forum and silencer talk forums.
I make no claims at being an expert, I just followed stuff others there did, and have not blown myself or anyone else up yet.
There is a really good thread about baffle stack configuration and spacing.