Tips for Repairing your Mesh: VisualCAM-MESH provides tools to allow you to fix and repair many irregularities in your mesh models, saving you valuable time and money! Stitch & Close can fix "cracks" along mating facets and close open meshes. Auto Fix can do the same and more including fixing any incorrectly oriented facets. Reduce, Re-mesh and Smooth can fix a variety of irregularities. Diagnose can check and fix edges, triangles and vertices. Check can verify that your mesh model is positioned correctly for your selected 3D printer.