151561 Zip — Best Pick

: Go to the Surface tab and use the Stitch command. Select all surfaces; if they form a perfectly closed volume, the icon will change to represent a solid body automatically.

: You can select multiple solids, surfaces, or planes that intersect. The tool allows you to merge them or create a solid from the enclosed cavity. Autodesk Fusion 151561 zip

: If your "zip" is a mesh, right-click the mesh body and select "Convert to Solid" (or use the Mesh to BRep tool). Generating Face Groups first often helps the conversion process . Which CAD software are you using for this specific model? : Go to the Surface tab and use the Stitch command