here is an other video for a jig a fixture model that i pirined in a Rapid prototyping machine from Stratasys, the Fortus 400mc.
the model is designed in Catia V6 and it helps all of us to have a full control of each step or microstep.
Have a look.
https://www.youtube.com/watch?v=u2ZFLXod0g&feature=youtubegdata_player
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