Surface radius 40
Square with 40 as side
Spherical radius 40
Surface roughness 40
Diametric projection
Perspective projection
Isometric projection
Trimetric projection
Parallel line development
Radial line development
Triangulation development
Approximate development
Projection line
Miter line
Generator line
Leader line
Radius and one end point
Two end points
Two end points and centre
Centre and radius