Cordless screwdriver

[Marcel Carey]

They are called lock washers.

Marcel Carey
Sherbrooke, QC

> >
> >  > Has anybody considered a split washer as a torsioning 
> device on flanges.
> >  > Bruce Browning-The Piano Tuner
> 
> Another type washer that has been used in flanges is one 
> that is not 
> flat or split, but is warped in a fashion. Don't know it's 
> technical 
> name.
> 
> Keith
> -- 
> Keith McGavern
> Registered Piano Technician
> Oklahoma Chapter 731
> Piano Technicians Guild
> USA
> 
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