FROM THE MANUFACTURER:

Contains 7 EZ Lock sanding and polishing accessories. Includes three abrasive buffs, two detail abrasive wheels, one cloth polishing wheel, and polishing compound. Important Safety Information: The EZ471SA, E472SA, 511E, 512E accessories should not be run in excess of 15,000 RPM. The 423E Accessory should be run between 20,000 and 25,000 RPM