In article , john3v16
@cogeco.ca says...
I would love to hear from anyone who has actually used this tool.
What do the threads look like? How much catch is there between the
"bolt" and the "nut" threads.


Plenty. . . ;~) The threads are shaped like triangles with the tips cut
off. Here is a shot of a sugar maple stool I made a few years ago:

http://home.mminternet.com/~donryu/images/sstool01.jpg

And here is a closeup of the threads:

http://home.mminternet.com/~donryu/images/threads.jpg

Kim