large slotted screwdriver

[Ron Nossaman]

> Hmmmmm, how timely. I suspect it can break a Schaff square-headed 
> extension. There I sat Thursday on the cruise ship mid-way through a C3 
> and suddenly it appeared the tuning pin was spinning in circles, but no 
> pitch change - how could that be? Seems my extension threads were 
> stripped. Don't know if it was from using a screwdriver attachment 
> (rarely do that), but something did it!
> 
> Terry Farrell

In using my hammer with a screwdriver bit, I'm certain I've 
never put as much pressure on it as it takes to tune all those 
Kimballs, Baldwins, and the current Chinese made Yamahas.
Ron N