Mercer Abrasives 188014B-6 Crimped Cup Brushes For Right Angle Grinders 2-3/4-Inch by M14 x 20.0, 6-Pack Crimped cup brushes for right angle grinders 2-3/4-Inch by m14 by 20.0 Wire Type: 0.020 Carbon Steel 6-Pack Wire brushes available in all different styles and sizes