Another interesting recent vise build was [Alexandre Chappel]’s wide bench vise that used 3D printed gears to drive two lead screws simultaneously.

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Make A Metal Drill Vise! DIY Tool ...

However, just like a schematic editor doesn’t make your electronic designs work, a CAD program won’t ensure you have a successful mechanical part. [TheGoofy] has a 100% 3D printed vise that ...