Quote:
Originally posted by bigben2k
A ball mill would do that.
You know... you might consider playing with the vertical angle of the fins...
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That will require a five axis mill... No thanks!
It still could be milled with cnc and 1mm ball end, but I'm heading to rapid prototyping.
OT: Can't post on my PC, I spilled a glass of water at the keyboard and it died. tomorrow I post more improvements of the design.