[R-390] Bristol set screws

[roy.morgan at nist.gov]

Quoting Brian Bjerkelund <k7ais at msn.com>:

> Group:
> 
> Forgive me if I'm a little basic here.....with either Allen or Bristol 
> wrenches, keep the driving end sharp and squared up. 

BUT, a very slight smoothing of the very sharp edge (with an Arkansas slip or
the like) can help get the wrench into the set screw where you can't see and
are having difficulty seating the wrench.

(Recent experience with an SX-88.)

Roy

Roy Morgan
13033 Downey Mill Road
Lovettsville VA 20180