My daughter has a Faith acoustic. It has lovely wooden machine head ears. It got me thinking. I would love some wooden ones for a couple of basses. In fact I would love some Ebony balls as machine head ears. Obviously, making the balls is a job for someone with a lathe. This is not me.   However, mounting them is a bit of a tricky one. I have taken one to pieces and realised that the barrel is going to be a royal pain to mate with the ball. Here is a picture. I am woodwork clueless. Is