You can convert a standard SOLIDWORKS body or graphics body to a mesh
BREP body using the Convert to Mesh Body tool.
Because the tools for editing mesh BREP bodies are limited, you should do as
much modeling as possible with the standard SOLIDWORKS BREP body before converting
it to a mesh BREP body. After the conversion, you are limited to modifying the mesh
BREP bodies using Boolean operations.
To use the Convert to Mesh Body tool: