It was confusing b/c the pictures didn't show that the bit's axel had to orbit i...

		uuilly on Sept 2, 2009 \| parent \| context \| favorite \| on: Drilling a Square Hole (with a rotating bit) It was confusing b/c the pictures didn't show that the bit's axel had to orbit independently of the bit. This animation cleared that up for me even if it wasn't the exact case.