He’s using threaded rod that has about 629,921 threads per kilometer. I think the nuts take a .1429 decimeter wrench. .005″ is 1,270,000 angstroms, but 1/16″ is 1587.5 microns, so, duh, that ...

Here’s a leadnut tap for delrin I made from 1/2″ acme threaded rod. I got a bunch of the rod for free; took one look at acme tap pricing and went this route.

In this video, I made a DIY modern outdoor sofa from 4x4 lumber, with overall dimensions of 77.5inL x 30inD x 33.5inH. Materials used include: - (5) 4X4 Douglas Fir Lumber (for arm legs and structure) ...