A dremel plus this kit....

3M 9/16" Radial Bristle Discs Kit : 3M Radial Bristle Discs-Small : Brushes - 3M Radial Bristle Discs, Large & Miniature Brushes : Tools & Metals : Otto Frei 3M Radial Bristle Discs-Small - Jewelry Tools, Jewelry Supplies, and Findings


http://www.ottofrei.com/store/produc...5&cat=0&page=1


I use on a regular basis, just one disk to got between the scales....do a great work.....