TwistedFlutes4

This part uses the same basic design parameters as WhatIsIt3, but it has a much more functional shape. Here is a 16 sec. video that shows it off better than still images: https://youtu.be/hm6bppPQyno

This part printed in 29 3/4 hours using a print speed of 80 mm/sec and a layer height of 0.200 mm.