I have only used 3 out of 5 brushes but have used a lot in the last 2 weeks. The wires do not fly off during use, by this criterion I rate the brushes.
300-Pack Steel Wire Brush Set With Rotary Tool Accessories - Rocaris Wire Wheels, Pen Brushes Kit For Improved Cleaning And Polishing
53 Review
DEWALT DW4930 4 Inch 8 Inch 11 020 Inch: Ultimate Cutting and Grinding Tool with Multiple Sizes
10 Review
π Jewelry Polishing with Radial Bristle Abrasives
9 Review
Advanced Wire Cup Brush For Reliable Cleaning With 5/8"-11NC Thread Arbor And Carbon Steel Crimps
12 Review