20mm plans

[smiget]

does anyone know where i could find plans for a 20mm ammo?

something this detailed would be nice

 

[Cyrano]

 

[smiget]

thanks, but ive found that bottom picture before, im intending to put it into AutoCAD so ill need more dimensions than that, and id really like it if i didn't have to guesstimate 95% of the dimensions...