Compatible with Makita models, Bosch and Tack Life, DeWalt, Ryobi, Phone House, etc. 5.5 inches (140 mm) diameter; Includes 3 types of coarse, medium and narrow; #40 x 10 pieces #80 x 10 pieces #120 x 10 pieces #240 x 10 pieces #600 x 10 pieces #1000 pieces total 70 pieces