![]() 08/24/2017 at 12:48 • Filed to: None | ![]() | ![]() |
![]() 08/24/2017 at 13:13 |
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That’s not a hurricane, it’s a spiral. Hurricanes usually have two or more bands emanating out from the center, not just one.
![]() 08/25/2017 at 00:07 |
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Grinder?
![]() 08/25/2017 at 11:53 |
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This is what gets punched out from a helical plunge cut operation on my CBC vertical mill. It’s from making a 1/2" hole.