1:1 print as 1:72 scale model or depending on the 3D printer adjustment ratio, Stl files do not need to be processed, just slice them directly. I made the mold parting for a PLA printer(FDM)(render in blue). A resin-printed version is also available(render in yellow).
The Northrop F-5 is a family of supersonic light fighter aircraft initially designed as a privately funded project in the late 1950s by Northrop Corporation. There are two main models, the original F-5A and F-5B Freedom Fighter variants and the extensively updated F-5E and F-5F Tiger II variants.