Medium flexibility grinder pads are recommended for 60+ finer grits. The unique flexibility and durability make these our best selling pad. This range can be considered for universal use. Made in Great Britain Type. 171-14M To suit.178 mm Angle Grinders. Thread. M14 x 2. Abrasive Disc Size 178 mm x 22 mm (7in). Machine Fitted :- AEG, Black and Decker, Bosch, Casals, Clarke, ELU, Fein, Felisatti, Flex, Hitachi, Holzher, Kango, Kress, Makita, Manson, Matco, Metabo, Perles, RY061, Stayer, Superstork LH21, Teksan. Pin Spanner - Red FLE20310