This isn't actually a new improvement, just a 'hardware' implementation of a really old technique. You can get the twisting action with any normal axe, even if

This isn't actually a new improvement, just a 'hardware' implementation of a really old technique. You can get the twisting action with any normal axe, even if you're a barefoot girl: https://www.youtube.com/watch?v=7fWo0P0MdJM https://www.youtube.com/watch?v=7fWo0P0MdJM