On 2019-02-18 4:03 p.m., scott grandstaff wrote:
> Take a closer look. See the "flat" up the front from the tip to the 
> shank?
> That is actually a very shallow arc, or hollow grind.
>   To get it you "rock" the driver and slide it up and down as you 
> grind, until you get to the very tip.
>
>  Whether its fancy work or just rehabbing any old driver, lay in onto 
> your wheel's face and "rock it".
> Work your way to the tip. 

Thanks. That's pretty much what I've been trying to do - with uneven 
results...

Don

-- 
A thermometer is not liberal or conservative. - Katharine Hayhoe

A good row does wonders for raising interest, and to be 'good' a row must have
something to be said on both sides,
  and a proper issue in the middle." - Rosemary Hill, 'Writing About the
Crafts', in The Culture of Craft, Peter Dormer, ed.

Being offended doesn't make you right.