Pencil : Vertical profiles machining method

It concerns profiles situated between A1 and 90° (zone hatched in yellow below).

4 methods:

Go up : The machining is done from the bottom (Z- to Z+).

Doesn't matter : The users allows TopSolid'Cam to use all the direction for the machining.

Go down : The machining is done from the top (Z+ to Z-).

No machining : The vertical area is NOT machined.

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