working between MoI and ViaCAD, whats the best file format to use?

 From:  Metin Seven (SEVENSHEAVEN)
5685.11 
Ouch, that reminds me of just having bought ViaCAD when 5 minutes later I received a 20% discount code in my emailbox. ㋡

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metinseven.com — 3D (print) modeling • animation • artwork • design • illustration • visualization