Here You will find additional information that might be useful with OBJ2FACT.
Assigning textures via a .mtl file Editing materials in a .mtl file How to add usemtl to an OBJ file Errors Conversion steps Notes
Assigning textures via a .mtl file
Editing materials in a .mtl file
How to add usemtl to an OBJ file
Errors
Conversion steps
Notes