6 comments
FTFY
64 0 ReplyNow it's a horizontal drill of sorts.
33 1 ReplyIt's an Archimedes screw. Great for moving fluids, grain, etc. Or in actual drill-form, they remove the swarf from the hole.
22 0 Reply
thank you
4 0 Reply
We have a saying at work...
"All models are wrong. Some are useful."
26 0 Reply
6 comments
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