Rolloc bristles (imagine a hard eraser that I have used to remove high-yield-80 stainless steel {& barnacles}-yet as soft as feather with a light touch on thin {EVEN ALUMINUM} metal)
and an air compressor
-requires 15K-25K RPM's
https://encrypted-tbn2.gstatic.com/shopping?q=tbn:ANd9GcQP9-
http://multimedia.3m.com/mws/media/629878O/3m-roloc-bristle-discs.pdf
http://3mcollision.com/products/abr...m/product/information/Roloc-Bristle-Disc.html
For More Information
and Assistance:
Contact your local 3M surface conditioning products
distributor or 3M at the numbers listed below.
For the contiguous 48
United States
Call ................................1-800-742-9546
Fax .................................1-800-852-4668
For: Alaska ...............................907-522-5200
Canada ..............................519-451-2500
Hawaii ...............................808-422-2721
Northern Mexico...............915-599-4685
Puerto Rico .......................809-750-3000
3M Bristle Disc - YouTube
How to remove rust with 3M 80 Grit Radial Brush (Yellow) - YouTube
3M Roloc Bristle Disc Demo - YouTube
this is thousands cheaper -no abrasive debris to clean up (eraser substrate)