Surprising differences between ball screw jacks and machine screw jacks

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=GxgEnOA4mOg

In this video, Jonathan Kasberg talks with Lisa Eitel of Design World about how ball screw jacks compare to machine screw jacks. Also in this video is a bit ...

design world, engineering, Nook, Nook Industries, ball screw jacks, machine screw jacks
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