Sorry, not my area. Just glue a piece of filecard material in a bearing,
like a battery post cleaner.

But I can sell one or two a year for you! G
--


Regards,
Joe Agro, Jr.
(800) 871-5022
01.908.542.0244
Automatic / Pneumatic Drills: http://www.AutoDrill.com
Multiple Spindle Drills: http://www.Multi-Drill.com

V8013-R