4-2. Blend surface, Unroll Developable surface

Blend surface, Unroll Developable surface

4-3. Boolean, Variable radius fillet, Variable radius Blend,Variable radius Chamfer

Boolean, Variable radius fillet, Variable radius Blend,Variable radius Chamfer

4-4. Cap planar holes

Cap planar holes

5-1. Duplicate edge, Duplicate border, Intersection, Contour

Duplicate edge, Duplicate border, Intersection, Contour

5-2. Make 2D drawing, Text

Make 2D drawing, Text