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NH Angle is a news and information aggregation by staff and audience of the New Hampshire Union Leader, The Goffstown News, The Bedford Bulletin, The Hooksett Banner and The Salem Observer. Share a news link here or comment on this item below.

David Brooks: Can one man have a breakthrough in something as basic as screw threads?

Dale Van Cor has a brilliant-sounding idea, a whole new approach to creating the threads on screws or nuts and bolts, that he has spent years perfecting.


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