I tried them on two different angle grinders with the same result. The hole is too big for the mandrel and there is not enough room in the cup cavity for the lock nut or adapter.
Advanced Wire Cup Brush For Reliable Cleaning With 5/8"-11NC Thread Arbor And Carbon Steel Crimps
12 Review
300-Pack Steel Wire Brush Set With Rotary Tool Accessories - Rocaris Wire Wheels, Pen Brushes Kit For Improved Cleaning And Polishing
53 Review
3M Scotch Brite Radial Bristle Discs
9 Review
DEWALT DW4930 4 Inch 8 Inch 11 020 Inch: Ultimate Cutting and Grinding Tool with Multiple Sizes
10 Review
π§ Astro Tools 1442 A34 10 24 Mandrel: Top-Quality Precision Tool for Efficient Operations
3 Review
π¨ Enhance Your Woodworking Skills with PSI Woodworking PKM FLC Maxi Mandrel Morse
3 Review
π§ Efficient Astro Tools 1442 A32 Mandrel 4 20 for Precision Work
3 Review
π¦ A16010600Ux0647 Abrasive Sanding Sandpaper Mandrel" -> "High-Quality Abrasive Sanding Sandpaper Mandrel (Model A16010600Ux0647)
3 Review