I didn't notice that anyone had shown these for their various cleaning tasks, but I have a few on my bench and they work well.
I find them to be fairly abrasive and easy to control.
Just another option for folks that like play with tarnished brass reel parts.
http://www.amazon.com/SE-7616SB-Fiberglass-Scratch-Brush/dp/B003NHDITW/ref=sr_1_3?ie=UTF8&qid=1429975977&sr=8-3&keywords=fiberglass+pencil
(http://i859.photobucket.com/albums/ab154/fastback6nine/FG%20Pencil.png)
Thanks, Tab --
Might try these out.
Best,
Fred