On 2017-12-22 9:53 PM, John Leyden wrote:
> There’s a video of a modern factory making augers at:https://www.yout
ube.com/watch?v=7GdQJCuLjSg">at:https://www.youtube.com/watch?v=7GdQJCuLjSg
<https://www.youtube.com/w
atch?v=7GdQJCuLjSg>
>
> Even so, it still seems to require a substantial amount of hand work.


Indeed. It seems to follow very closely the description I've read. BTW I 
realized last night that I was confused. Tthe double twist style may 
actually be easier to make than the solid center Irwin style. And, the 
single twist hollow style may be easiest of the three.

Don

-- 
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