From Bob:

>The screwdriver shown in that picture isn't what is usually considered a
>true turnscrew in that the lower part of the shank is round vs. flat. I
>know I've seen ones like that with a flat area just below the handle
>that changes to round lower down,  

These are still available and work great: oval handle for grip, tip
is properly shaped (tapers towards the handle) and a flat to
apply extra torque.

http://www.garrettwade.com/jump.jsp?lGen=detail&itemID=100396&itemType=PRODU
CT&iMainCat=10098&iSubCat=10135&iProductID=100396

LV used to have them, Garrett Wade still has them. IIRC the brand
is Crown, not sure.

Louis Michaud
Rimouski, Quebec