Most 3D CAD files can be converted easily to STL, but you won’t get the prototype qualities that you expect if you don’t set the correct conversion factors. Redeye On Demand, Eden Prairie, Minn., ...
To convert STEP to STL, validate the CAD model, tessellate its surfaces into a mesh, verify scale and surface quality, and inspect the STL before slicing. Moving a CAD design to a 3D printer usually ...