Here are two DIY bachi I made after my first one.
Tag Archives: diy
The idea is to build something to assist with regulating grand piano action.
It is often quite inconvenient to adjust anything on the back of the action, such as wippen screws. Even just this one adjustment, if needed to do multiple times, would be enough of a pain. Of course, piano technicians get used to reaching screws by touch; but nothing beats the incentive to have a light-weight tool that saves time.