Need an auger of a certain size? You can make it. This is somewhat “deep DIY” but isn't beyond us homesteaders.
By the way, this guy is an amazing thinker/designer/doer…
As he says, because steel washers are available in various sizes, augers of different diameters can be homemade using his system.
My online educational sites:
https://www.pinterest.ca/joelbc/homestead-methods-tools-equipment/
https://www.pinterest.ca/joelbc/mixed-shops/
I miss the old days when I would think up a sinister scheme for world domination and you would show a little emotional support. So just look at this tiny ad: