Convair NEV and 1/35 scale Coleopter Leave a Comment / 3D Printed, Scale, Scratch built, Space, Vehicles, What-if? / By Frank Convair NEV 1/35 scale Coleopter I added two builds from a few years ago. The 1/144 scale Convair NEV and a 1/35 scale Coleopter (mostly 3D printed).