brushing holes

[Wimblees]

In a message dated 98-02-27 15:05:14 EST, you write:

>Hi All,
>So far everyone, I think, has talked about using the bore brushes by
>rotating them.
>What about plain up and down motion?  It seems like that would not remove
>so much material and yet would clean the hole and also that it would not
>heat up the hole from the friction of turning in a drill.
>Anyone tried this?
>James Grebe


Jim:

The few times I did this, I used a variable speed drill, set at a very low
speed to keep the heat factor to a minimum, and then moved the drill up and
down several times, as per your suggestion, thus getting the best of both
methods. 

Wim